{
    "measurement": [
        {
            "key": "model.layers.0.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.008392333984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.00830078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.004055023193359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.00403594970703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.0107879638671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.00821685791015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.004039764404296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.0040130615234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.004344940185546875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.004680633544921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.004009246826171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.0025234222412109375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.0017786026000976562,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.00177764892578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.0017290115356445312,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.0014123916625976562,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.001567840576171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.17205810546875,
                "total_bits": 145764352.0,
                "err": 0.008392333984375,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.0.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.01126861572265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.011138916015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.005298614501953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.00527191162109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.012176513671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.01103973388671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.005290985107421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.005252838134765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.00562286376953125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.005825042724609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.0052490234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.002960205078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.001735687255859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.0017337799072265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.0016870498657226562,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.0010519027709960938,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0012845993041992188,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.17333984375,
                "total_bits": 18231296.0,
                "err": 0.01126861572265625,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.0.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.05877685546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.048309326171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.0313720703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.0258941650390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.0487060546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.037109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.0274658203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.0206756591796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.0210113525390625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.025238037109375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.017852783203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.0125579833984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.007015228271484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.006053924560546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.006397247314453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.0035991668701171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0038852691650390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.25:3b/0.75:2b 32g s4",
                "bpw": 2.37646484375,
                "total_bits": 19935232.0,
                "err": 0.048309326171875,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.25,
                        0.75
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.0.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.011016845703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.00724029541015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.0049896240234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.004222869873046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.006679534912109375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.00594329833984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.005069732666015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.00330352783203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.0033779144287109375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.0033855438232421875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.0030307769775390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.0018453598022460938,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.0016689300537109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.0015611648559570312,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.00122833251953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.0010557174682617188,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.0013980865478515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.17205810546875,
                "total_bits": 145764352.0,
                "err": 0.011016845703125,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.0.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.0504150390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.0478515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.04339599609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.0216217041015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.0236968994140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.0219879150390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.0217742919921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.020233154296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.019683837890625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.01192474365234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.01050567626953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.005985260009765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0056610107421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.005428314208984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.0033740997314453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.0033283233642578125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.0031147003173828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.25:3b/0.75:2b 32g s4",
                "bpw": 2.375068132267442,
                "total_bits": 428355584.00000006,
                "err": 0.0478515625,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.25,
                        0.75
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.0.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.059600830078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.056640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.0513916015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.0255279541015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.0279998779296875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.0259552001953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.025726318359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.0238494873046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.023193359375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.01393890380859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.01216888427734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.006938934326171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.006191253662109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.005886077880859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.0036640167236328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.0036106109619140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.002590179443359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0312670330668605,
                "total_bits": 546704384.0,
                "err": 0.0279998779296875,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.0.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.039215087890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.034515380859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.0296173095703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.01666259765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.020904541015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.0189056396484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.017333984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.01483154296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.01454925537109375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.01056671142578125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.00917816162109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.005496978759765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.004764556884765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.0044708251953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.0033321380615234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.003063201904296875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.0030536651611328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.177508686864099,
                "total_bits": 392724736.0,
                "err": 0.039215087890625,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.1.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.01166534423828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.0087127685546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.004772186279296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.004566192626953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.009552001953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.00823974609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.00540924072265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.00402069091796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.00440216064453125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.004848480224609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.00394439697265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.00244903564453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.0014247894287109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.0013418197631835938,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.0013475418090820312,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.0008144378662109375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.0009975433349609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.17205810546875,
                "total_bits": 145764352.0,
                "err": 0.01166534423828125,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.1.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.012054443359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.00891876220703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.004901885986328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.00466156005859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.0093231201171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.0083770751953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.005496978759765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.004085540771484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.004398345947265625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.004695892333984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.003997802734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.0023670196533203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.001384735107421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.0012903213500976562,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.0012664794921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.0007152557373046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.00090789794921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.17333984375,
                "total_bits": 18231296.0,
                "err": 0.012054443359375,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.1.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.080810546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.06219482421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.044921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.034423828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.04779052734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.043121337890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.03753662109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.026092529296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.025390625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.0244598388671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.0207366943359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.01226043701171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.00888824462890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.00731658935546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.006427764892578125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.00495147705078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.004344940185546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                "bpw": 2.72021484375,
                "total_bits": 22818816.0,
                "err": 0.044921875,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.1,
                        0.4,
                        0.5
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.1.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.08258056640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.061920166015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.041900634765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.03570556640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.046051025390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.041595458984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.038116455078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.0243682861328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.0231475830078125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.023712158203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.0204620361328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.0122528076171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.0106201171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.00888824462890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.007389068603515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.006656646728515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.00711822509765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                "bpw": 2.71893310546875,
                "total_bits": 182464512.0,
                "err": 0.041900634765625,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.1,
                        0.4,
                        0.5
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.1.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.067138671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.06414794921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.05853271484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.028778076171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.031463623046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.029144287109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.02899169921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.026947021484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.02630615234375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.01580810546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.01386260986328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.00792694091796875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.00742340087890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.007114410400390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.00443267822265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.004390716552734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00392913818359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0312670330668605,
                "total_bits": 546704384.0,
                "err": 0.031463623046875,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.1.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.0877685546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.0841064453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.07696533203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.0377197265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.041259765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.038177490234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.0379638671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.035369873046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.0345458984375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.020599365234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.017913818359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.01024627685546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.00910186767578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.0086669921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.00543975830078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.00537872314453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.0037059783935546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0312670330668605,
                "total_bits": 546704384.0,
                "err": 0.041259765625,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.1.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.09320068359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.0858154296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.07537841796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.041168212890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.0498046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.045196533203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.0419921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.0374755859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.036529541015625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.02490234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.021636962890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.0128631591796875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.0111236572265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.01047515869140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.007755279541015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.00739288330078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.006481170654296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.12518310546875,
                "total_bits": 563642624.0,
                "err": 0.045196533203125,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.2.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.01369476318359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.01178741455078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.00916290283203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.006076812744140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.00865936279296875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.007335662841796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.006313323974609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.0050201416015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.00481414794921875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.00443267822265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.0035190582275390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.00223541259765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.0016069412231445312,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.0014162063598632812,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.0012073516845703125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.0009474754333496094,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.0008544921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.17205810546875,
                "total_bits": 145764352.0,
                "err": 0.01369476318359375,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.2.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.01320648193359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.011260986328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.008697509765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.00576019287109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.007579803466796875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.0069732666015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.006008148193359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.00472259521484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.0045013427734375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.003833770751953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.0033130645751953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.0019321441650390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.001476287841796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.0012807846069335938,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.0010442733764648438,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.0008683204650878906,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0007166862487792969,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.17333984375,
                "total_bits": 18231296.0,
                "err": 0.01320648193359375,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.2.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.10650634765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.095947265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.0814208984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.048126220703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.054962158203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.050689697265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.049224853515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.041229248046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.0386962890625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.027801513671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.0240936279296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.01387786865234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.01165771484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.01024627685546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.007106781005859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.00667572021484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.00423431396484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.1:4b/0.9:3b 32g s4",
                "bpw": 3.22021484375,
                "total_bits": 27013120.0,
                "err": 0.048126220703125,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.1,
                        0.9
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.2.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.1451416015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.125732421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.10284423828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.06549072265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.0760498046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.06976318359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.0673828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.05352783203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.04962158203125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.039154052734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.03411865234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.02008056640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.0180816650390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.0159912109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.0118255615234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.01128387451171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.01068115234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.0312957763671875,
                "total_bits": 270535680.0,
                "err": 0.039154052734375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.2.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.114013671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.1087646484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.09906005859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.05023193359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.05511474609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.050994873046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.050628662109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.0467529296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.045562744140625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.0276336669921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.0240631103515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0137939453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.01233673095703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.01169586181640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.00737762451171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.007274627685546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.005359649658203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.531318132267442,
                "total_bits": 636891136.0,
                "err": 0.0467529296875,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.2.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.135986328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.1297607421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1182861328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.05999755859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.06585693359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.060882568359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.06048583984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.05596923828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.054473876953125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.032958984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.028656005859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.016387939453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.01438140869140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.01358795166015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.008544921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.00843048095703125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.005352020263671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.032958984375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.2.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.1424560546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.1334228515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.1195068359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.06365966796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.072509765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.06640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.06463623046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.058380126953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.056793212890625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.036407470703125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.031494140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.01824951171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.0158843994140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.0149078369140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.00998687744140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.0096282958984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.007205963134765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.0312957763671875,
                "total_bits": 727064640.0,
                "err": 0.036407470703125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.3.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.0182037353515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.016204833984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.01324462890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.00823974609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.01041412353515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.00943756103515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.0084686279296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.00701904296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.006687164306640625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.005306243896484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.0045166015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.0026702880859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.0021228790283203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.0018901824951171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.0014495849609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.00125885009765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.0010404586791992188,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.17205810546875,
                "total_bits": 145764352.0,
                "err": 0.0182037353515625,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.3.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.018798828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.0166778564453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.01340484619140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.008392333984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.01067352294921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.00988006591796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.008636474609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.0071258544921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.00677490234375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.005382537841796875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.00469970703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.00270843505859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.00212860107421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.0018854141235351562,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.0014429092407226562,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.0012359619140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0009889602661132812,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.17333984375,
                "total_bits": 18231296.0,
                "err": 0.018798828125,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.3.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.12188720703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.1114501953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.095947265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.05584716796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.0635986328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.058380126953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.056884765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.048583984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.045684814453125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.03216552734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.0277557373046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.01605224609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.01348114013671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.01198577880859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.00821685791015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.0077362060546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.00476837158203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.53271484375,
                "total_bits": 29634560.0,
                "err": 0.048583984375,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.3.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.1424560546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.11993408203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.09259033203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.0643310546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.0767822265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.070068359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.066650390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.0501708984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.04534912109375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.039520263671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.034454345703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.020294189453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.0184326171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.0160675048828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.0120391845703125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.011322021484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.01161956787109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.6:4b/0.4:3b 64g s4",
                "bpw": 3.656341552734375,
                "total_bits": 245372928.0,
                "err": 0.04534912109375,
                "qparams": {
                    "group_size": 64,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.6,
                        0.4
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.3.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.14404296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.1368408203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.12408447265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.06549072265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.07208251953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.0665283203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.06597900390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.0604248046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.058685302734375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.036773681640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.032196044921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.01849365234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0174407958984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.0165557861328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01050567626953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.01036834716796875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00970458984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.036773681640625,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.3.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.1693115234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.160888671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1458740234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.0765380859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.0843505859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.077880859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.07720947265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.07061767578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.06842041015625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.0426025390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.037017822265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.021270751953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0189361572265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.017822265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01141357421875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.01123046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.0082855224609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.0426025390625,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.3.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.05572509765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.05322265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.03265380859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.0261993408203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.048614501953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.046539306640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.0265350341796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.0248260498046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.024688720703125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.023193359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.0223846435546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.012237548828125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.0106201171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.01044464111328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.010101318359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.0094146728515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.00922393798828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                "bpw": 2.7240203147710758,
                "total_bits": 491290880.00000006,
                "err": 0.03265380859375,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.1,
                        0.4,
                        0.5
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.4.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.0247955322265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.0224151611328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.01885986328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.01126861572265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.0135498046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.012481689453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.0115509033203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.009765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.00928497314453125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.00687408447265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.0059661865234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.003448486328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.002864837646484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.00257110595703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.0018415451049804688,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.0016679763793945312,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.0013332366943359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.17205810546875,
                "total_bits": 145764352.0,
                "err": 0.0247955322265625,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.4.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.0263671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.023712158203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.0196380615234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.011810302734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.0144805908203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.013427734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.01210784912109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.01018524169921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.00969696044921875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.007312774658203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.0063934326171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.0036640167236328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.002960205078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.0026454925537109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.00194549560546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.001712799072265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0013151168823242188,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.17333984375,
                "total_bits": 18231296.0,
                "err": 0.0263671875,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.4.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.1304931640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.12030029296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.10491943359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.05963134765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.06756591796875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.06201171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.0606689453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.052581787109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.04986572265625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.03411865234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.0294952392578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.0170135498046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.0143890380859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.012939453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.00870513916015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.008270263671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.005062103271484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.0316162109375,
                "total_bits": 33819648.0,
                "err": 0.03411865234375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.4.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.1405029296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.1236572265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.096923828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.06365966796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.07867431640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.07135009765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.065673828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.052276611328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.048583984375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.040374755859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.03472900390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.0205230712890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.0175933837890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.01181793212890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.01076507568359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.0104217529296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.6:4b/0.4:3b 64g s4",
                "bpw": 3.656341552734375,
                "total_bits": 245372928.0,
                "err": 0.048583984375,
                "qparams": {
                    "group_size": 64,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.6,
                        0.4
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.4.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.13330078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.126220703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.11376953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.060638427734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.06683349609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.06182861328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.061279296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.0555419921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.05364990234375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.033935546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.029541015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0169677734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0153045654296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.01433563232421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.00920867919921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.009063720703125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00720977783203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.033935546875,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.4.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.167724609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.1588134765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.143310546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.076416015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.08416748046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.07794189453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.07708740234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.07000732421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.06756591796875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.04254150390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.037017822265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.021240234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.018890380859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.0176544189453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.0112762451171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.01108551025390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.0081329345703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.04254150390625,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.4.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.059051513671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.053619384765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.045135498046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.027008056640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.033935546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.0304107666015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.0276336669921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.023651123046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.0225830078125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.016693115234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.01448822021484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.0085296630859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.007171630859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.00655364990234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.004940032958984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.00457000732421875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.0038089752197265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                "bpw": 2.7240203147710758,
                "total_bits": 491290880.00000006,
                "err": 0.045135498046875,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.1,
                        0.4,
                        0.5
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.5.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.0364990234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.032745361328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.02752685546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.0164947509765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.019500732421875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.0180206298828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.0169677734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.01415252685546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.01337432861328125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.0098419189453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.0085906982421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.00493621826171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.004119873046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.0036563873291015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.0025959014892578125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.0023746490478515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.0017910003662109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.17205810546875,
                "total_bits": 145764352.0,
                "err": 0.0364990234375,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.5.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.03851318359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.034271240234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.028564453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.0171661376953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.0205535888671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.018951416015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.0176544189453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.0146331787109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.01387786865234375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.010345458984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.0089874267578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.0051727294921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.004230499267578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.0037384033203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.0027008056640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.002437591552734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0017442703247070312,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.17333984375,
                "total_bits": 18231296.0,
                "err": 0.03851318359375,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.5.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.1361083984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.1256103515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.10955810546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.06256103515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.0704345703125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.06500244140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.06365966796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.05511474609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.05218505859375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.03564453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.0309295654296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.01776123046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.01513671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.0135955810546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.00911712646484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.00872039794921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.005420684814453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.0316162109375,
                "total_bits": 33819648.0,
                "err": 0.03564453125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.5.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.1378173828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.1168212890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.0880126953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.0631103515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.07525634765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.0689697265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.06524658203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.04840087890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.043548583984375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.03887939453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.033416748046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.0195770263671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.0167999267578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.01410675048828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.0109710693359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.0101318359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.009033203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.53143310546875,
                "total_bits": 236990464.0,
                "err": 0.04840087890625,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.5.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.151123046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.1429443359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1282958984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.0692138671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.076416015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.070556640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.07000732421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.06298828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.06060791015625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.038665771484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.0335693359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.019317626953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0170440673828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.01580810546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01024627685546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.0100555419921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00708770751953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.038665771484375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.5.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.187744140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.17724609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.159423828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.08599853515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.0946044921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.08746337890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.08685302734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.0750732421875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.047821044921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.04156494140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0238189697265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.020782470703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.01922607421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01242828369140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.01216888427734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.007720947265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.047821044921875,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.5.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.1856689453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.1688232421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.1458740234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.083740234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.0963134765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.08843994140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.08544921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.07379150390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.07000732421875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.04864501953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.042144775390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.02435302734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.02105712890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.0191497802734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.013214111328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.01256561279296875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.0096435546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.0312957763671875,
                "total_bits": 727064640.0,
                "err": 0.04864501953125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.6.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.041473388671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.037567138671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.03192138671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.0188751220703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.022186279296875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.0205078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.0193328857421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.016357421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.01554107666015625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.0112152099609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.00978851318359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.005615234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.00472259521484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.00423431396484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.0029621124267578125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.002719879150390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.002079010009765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.17205810546875,
                "total_bits": 145764352.0,
                "err": 0.041473388671875,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.6.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.040283203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.0362548828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.0304107666015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.0180816650390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.0218963623046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.0201568603515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.0185699462890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.0156402587890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.0149383544921875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.01103973388671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.00958251953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.005523681640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.004486083984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.004001617431640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.002895355224609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.002590179443359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.001888275146484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.17333984375,
                "total_bits": 18231296.0,
                "err": 0.040283203125,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.6.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.1485595703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.1376953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.1204833984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.06829833984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.076904296875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.07098388671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.0694580078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.0604248046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.057342529296875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.038848876953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.033721923828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.0193634033203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.0164794921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.01483154296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.009918212890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.00948333740234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.00577545166015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.0316162109375,
                "total_bits": 33819648.0,
                "err": 0.038848876953125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.6.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.1634521484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.1368408203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.1075439453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.0733642578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.08795166015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.08074951171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.0767822265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.05780029296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.05328369140625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.045318603515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.0391845703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.022979736328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.0197906494140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.016998291015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.0131072998046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.01213836669921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.01105499267578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.0312957763671875,
                "total_bits": 270535680.0,
                "err": 0.045318603515625,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.6.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.1561279296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.147705078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.132568359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.0718994140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.0792236328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.0733642578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.07269287109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.0654296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.06280517578125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.040191650390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.034912109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0200653076171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.017669677734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.016387939453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01059722900390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.01038360595703125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00726318359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.040191650390625,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.6.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.1937255859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.1829833984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1646728515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.08905029296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.09808349609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.09088134765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.0899658203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.08099365234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.07781982421875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.049560546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.043121337890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0247039794921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0214996337890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.0198822021484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01276397705078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.01251220703125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00783538818359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125068132267442,
                "total_bits": 743976960.0,
                "err": 0.043121337890625,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.6.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.192626953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.1754150390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.1510009765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.0870361328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.100341796875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.09222412109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.0889892578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.0765380859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.07244873046875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.05078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.043914794921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.0254058837890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.0218505859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.0198211669921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.01373291015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.01302337646484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.00988006591796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12518310546875,
                "total_bits": 743997696.0,
                "err": 0.043914794921875,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.7.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.040557861328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.0374755859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.0323486328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.0186920166015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.0217132568359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.0200653076171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.0190277099609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.0164794921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.0157012939453125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.0110015869140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.00958251953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.005504608154296875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.004688262939453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.0042572021484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.002910614013671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.0027141571044921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.0020809173583984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.17205810546875,
                "total_bits": 145764352.0,
                "err": 0.040557861328125,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.7.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.03643798828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.03350830078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.0285491943359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.0166015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.01995849609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.0184173583984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.0169219970703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.0146484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.01404571533203125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.01007080078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.00876617431640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.005039215087890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.004119873046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.003726959228515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.002651214599609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.0023975372314453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0017251968383789062,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.17333984375,
                "total_bits": 18231296.0,
                "err": 0.03643798828125,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.7.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.1614990234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.150390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.1326904296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.074462890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.08367919921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.07696533203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.07562255859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.06634521484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.06317138671875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.042388916015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.036590576171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.0211181640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.0179443359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.0162506103515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.01080322265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.0103302001953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.006191253662109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.0316162109375,
                "total_bits": 33819648.0,
                "err": 0.042388916015625,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.7.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.1463623046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.123291015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.09197998046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.0660400390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.0823974609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.0758056640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.06866455078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.05133056640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.0472412109375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.0423583984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.03668212890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.0213165283203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.017669677734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.01500701904296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.01184844970703125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.0104827880859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.009674072265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.6:4b/0.4:3b 64g s4",
                "bpw": 3.656341552734375,
                "total_bits": 245372928.0,
                "err": 0.0472412109375,
                "qparams": {
                    "group_size": 64,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.6,
                        0.4
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.7.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.155029296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.1466064453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1319580078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.07159423828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.07904052734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.0731201171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.07244873046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.065185546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.0628662109375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.040191650390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.034912109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0200653076171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.017791748046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.016510009765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01070404052734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.010498046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.007598876953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.040191650390625,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.7.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.19775390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.18701171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.168212890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.09130859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.1005859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.093017578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.09234619140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.0831298828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.08001708984375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.05096435546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.0443115234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.025390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0221099853515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.02044677734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.013153076171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.0128936767578125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00818634033203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125068132267442,
                "total_bits": 743976960.0,
                "err": 0.0443115234375,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.7.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.1939697265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.17578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.1513671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.087646484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.10125732421875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.09283447265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.089599609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.0767822265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.07269287109375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.05120849609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.044281005859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.02569580078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.0221099853515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.0200347900390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.01404571533203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.01334381103515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.01019287109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12518310546875,
                "total_bits": 743997696.0,
                "err": 0.044281005859375,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.8.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.053619384765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.0496826171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.0433349609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.0246734619140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.0281829833984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.026092529296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.025115966796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.0218963623046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.0208282470703125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.01428985595703125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.01245880126953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.00714111328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.00616455078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.005615234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.0037689208984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.0035648345947265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.0026912689208984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                "bpw": 2.71893310546875,
                "total_bits": 182464512.0,
                "err": 0.0433349609375,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.1,
                        0.4,
                        0.5
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.8.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.048004150390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.0443115234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.03826904296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.0218505859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.0255126953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.0235595703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.0222320556640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.0193634033203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.01849365234375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.01287078857421875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.01123046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.006443023681640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.00539398193359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.004894256591796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.003368377685546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.0031299591064453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0022144317626953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.17333984375,
                "total_bits": 18231296.0,
                "err": 0.048004150390625,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.8.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.171630859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.16015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.1419677734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.0791015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.088623046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.08154296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.08026123046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.07080078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.06756591796875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.044769287109375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.03875732421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.0223388671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.01904296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.0173187255859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.01142120361328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.01099395751953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.006591796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.0316162109375,
                "total_bits": 33819648.0,
                "err": 0.044769287109375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.8.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.1790771484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.1563720703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.1248779296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.08074951171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.0941162109375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.08685302734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.083740234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.06597900390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.059539794921875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.048065185546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.0416259765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.0240325927734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.0206298828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.017822265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.01299285888671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.01214599609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.00986480712890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.0312957763671875,
                "total_bits": 270535680.0,
                "err": 0.048065185546875,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.8.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.161376953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.15234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1370849609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.074462890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.082275390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.07611083984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.07537841796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.06781005859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.06512451171875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.04168701171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.036224365234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.02081298828125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0182342529296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.016845703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01091766357421875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.0106964111328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.007106781005859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.04168701171875,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.8.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.20556640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.1942138671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1748046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.0950927734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.10479736328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.0970458984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.09613037109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.08648681640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.0830078125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.05303955078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.046112060546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0264434814453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0230255126953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.0212554931640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01367950439453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.01338958740234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.008392333984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125068132267442,
                "total_bits": 743976960.0,
                "err": 0.046112060546875,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.8.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.200927734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.181884765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.156005859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.09075927734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.10443115234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.09625244140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.0927734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.079345703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.074951171875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.052886962890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.0457763671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.026458740234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.02276611328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.020538330078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.01425933837890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.013519287109375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.01024627685546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12518310546875,
                "total_bits": 743997696.0,
                "err": 0.0457763671875,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.9.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.0499267578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.0465087890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.040679931640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.0230712890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.0263519287109375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.0243988037109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.0234222412109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.0205841064453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.0196533203125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.01337432861328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.01165008544921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.006683349609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.00574493408203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.0052490234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.0035152435302734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.0033168792724609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.002445220947265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.25:3b/0.75:2b 32g s4",
                "bpw": 2.37518310546875,
                "total_bits": 159395840.0,
                "err": 0.0465087890625,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.25,
                        0.75
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.9.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.045379638671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.0421142578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.036590576171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.020751953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.0241241455078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.0223846435546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.021087646484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.018463134765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.017669677734375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.01218414306640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.01065826416015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.006103515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.005126953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.004673004150390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.0032062530517578125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.0029773712158203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0021266937255859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.17333984375,
                "total_bits": 18231296.0,
                "err": 0.045379638671875,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.9.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.1800537109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.16845703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.1495361328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.0831298828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.093017578125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.0853271484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.084228515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.07452392578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.071044921875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.04705810546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.04058837890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.02349853515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.0200347900390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.01824951171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.01200103759765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.011566162109375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.00699615478515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.0316162109375,
                "total_bits": 33819648.0,
                "err": 0.04705810546875,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.9.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.1700439453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.144775390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.1121826171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.07647705078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.0902099609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.0830078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.07965087890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.060455322265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.05413818359375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.0462646484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.03997802734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.023223876953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.019866943359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.0168609619140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.01279449462890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.01190185546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.01003265380859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.0312957763671875,
                "total_bits": 270535680.0,
                "err": 0.0462646484375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.9.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.1585693359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.1495361328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.134521484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.073486328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.08123779296875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.0750732421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.0743408203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.0667724609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.0643310546875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.041229248046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.0357666015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.020599365234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0181121826171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.0167694091796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.0109100341796875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.01068878173828125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00743865966796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.041229248046875,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.9.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.2041015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.19287109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.173583984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.0946044921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.1043701171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.09649658203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.0955810546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.0860595703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.08282470703125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.0528564453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.045989990234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0263671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.022979736328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.0212249755859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01369476318359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.0134124755859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00853729248046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125068132267442,
                "total_bits": 743976960.0,
                "err": 0.045989990234375,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.9.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.199462890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.1810302734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.1552734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.09033203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.10406494140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.0955810546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.09228515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.0789794921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.07452392578125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.052734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.045654296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.02642822265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.02288818359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.0207977294921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.01442718505859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.01372528076171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.0108642578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12518310546875,
                "total_bits": 743997696.0,
                "err": 0.045654296875,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.10.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.06201171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.057769775390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.050689697265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.0286407470703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.032470703125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.030029296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.029083251953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.025543212890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.0243682861328125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.016448974609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.01434326171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.0082244873046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.0071258544921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.006504058837890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.004329681396484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.004119873046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.0030422210693359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0312957763671875,
                "total_bits": 203426816.0,
                "err": 0.032470703125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.10.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.053131103515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.049285888671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.04278564453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.02423095703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.028076171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.0260009765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.024627685546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.0215606689453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.020599365234375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.01413726806640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.012359619140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.007076263427734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.0059661865234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.005428314208984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.0037021636962890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.003459930419921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0024204254150390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                "bpw": 2.72021484375,
                "total_bits": 22818816.0,
                "err": 0.04278564453125,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.1,
                        0.4,
                        0.5
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.10.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.17626953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.165283203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.146728515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.0816650390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.09130859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.083984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.08282470703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.0731201171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.06988525390625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.046173095703125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.039947509765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.023040771484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.0196685791015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.017913818359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.01177978515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.0113525390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.006847381591796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.0316162109375,
                "total_bits": 33819648.0,
                "err": 0.046173095703125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.10.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.1640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.143310546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.11700439453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.07464599609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.08795166015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.08050537109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.076904296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.060791015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.057281494140625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.045379638671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.0390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.0229949951171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.01983642578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.017303466796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.0130767822265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.01227569580078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.01067352294921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.0312957763671875,
                "total_bits": 270535680.0,
                "err": 0.045379638671875,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.10.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.158935546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.1500244140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1348876953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.07373046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.08148193359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.0753173828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.0745849609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.0670166015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.06451416015625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.041351318359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.03594970703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0206451416015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.018218994140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.016876220703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01093292236328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.01070404052734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00754547119140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.041351318359375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.10.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.20751953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.1959228515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.17626953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.09625244140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.10614013671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.0982666015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.09735107421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.08746337890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.0841064453125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.053863525390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.046844482421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0268402099609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0233917236328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.0216064453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01395416259765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.0136566162109375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00873565673828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125068132267442,
                "total_bits": 743976960.0,
                "err": 0.046844482421875,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.10.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.1973876953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.1787109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.153076171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.08929443359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.10333251953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.0948486328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.09130859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.077880859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.07366943359375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.052337646484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.045318603515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.02630615234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.0227203369140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.02056884765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.01448822021484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.01372528076171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.0108184814453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12518310546875,
                "total_bits": 743997696.0,
                "err": 0.045318603515625,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.11.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.058441162109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.054443359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.047760009765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.027008056640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.03076171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.0283966064453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.027374267578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.0240631103515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.0229949951171875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.01557159423828125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.01355743408203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.007778167724609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.006725311279296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.006153106689453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.004108428955078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.0039005279541015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.002910614013671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                "bpw": 2.71893310546875,
                "total_bits": 182464512.0,
                "err": 0.047760009765625,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.1,
                        0.4,
                        0.5
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.11.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.051055908203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.04742431640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.041046142578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.023284912109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.0271453857421875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.0251007080078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.02362060546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.0207061767578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.0198516845703125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.0136871337890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.0119476318359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.0068511962890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.00572967529296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.005218505859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.0035839080810546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.0033283233642578125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0023403167724609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.25:3b/0.75:2b 32g s4",
                "bpw": 2.37646484375,
                "total_bits": 19935232.0,
                "err": 0.04742431640625,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.25,
                        0.75
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.11.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.1822509765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.17041015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.1512451171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.08404541015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.093994140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.08648681640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.08514404296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.075439453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.072021484375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.047576904296875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.0411376953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.0237274169921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.0202484130859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.0184478759765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.01215362548828125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.01171112060546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.00707244873046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.0316162109375,
                "total_bits": 33819648.0,
                "err": 0.047576904296875,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.11.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.175537109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.1519775390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.123779296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.0797119140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.09375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.08642578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.08209228515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.06451416015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.06036376953125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.048095703125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.041473388671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.0240631103515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.02044677734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.0175323486328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.013092041015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.01214599609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.00991058349609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.0312957763671875,
                "total_bits": 270535680.0,
                "err": 0.048095703125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.11.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.144287109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.13623046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1224365234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.06695556640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.073974609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.068359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.0677490234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.06085205078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.05859375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.037567138671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.03265380859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.018768310546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0165863037109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.015380859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.0099334716796875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.009735107421875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.007015228271484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.037567138671875,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.11.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.1998291015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.188720703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.169677734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.09283447265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.10235595703125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.09466552734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.0938720703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.084228515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.08099365234375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.0518798828125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.045074462890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.02587890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0225372314453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.0207977294921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.013458251953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.01319122314453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00843048095703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125068132267442,
                "total_bits": 743976960.0,
                "err": 0.045074462890625,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.11.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.1959228515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.1773681640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.15185546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.0885009765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.10235595703125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.09405517578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.090576171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.07720947265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.072998046875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.051727294921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.04486083984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.026031494140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.022430419921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.020294189453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.0142669677734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.01352691650390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.0105743408203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12518310546875,
                "total_bits": 743997696.0,
                "err": 0.04486083984375,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.12.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.0615234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.05755615234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.050750732421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.02850341796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.0322265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.02978515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.0288543701171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.0255279541015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.024383544921875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.016326904296875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.01422119140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.008148193359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.007061004638671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.00646209716796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.004283905029296875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.00409698486328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.0029544830322265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0312957763671875,
                "total_bits": 203426816.0,
                "err": 0.0322265625,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.12.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.05438232421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.05072021484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.04437255859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.02490234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.0286712646484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.0265045166015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.0252532958984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.0222930908203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.0213623046875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.01445770263671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.0126190185546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.00722503662109375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.00609588623046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.00556182861328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.0037670135498046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.0035457611083984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0023937225341796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                "bpw": 2.72021484375,
                "total_bits": 22818816.0,
                "err": 0.04437255859375,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.1,
                        0.4,
                        0.5
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.12.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.186279296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.1746826171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.1553955078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.0860595703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.095947265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.08837890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.087158203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.0772705078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.073974609375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.048553466796875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.041961669921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.024200439453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.020721435546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.0188751220703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.012359619140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.01194000244140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.00711822509765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.0316162109375,
                "total_bits": 33819648.0,
                "err": 0.048553466796875,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.12.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.1837158203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.155029296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.116455078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.08270263671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.09716796875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.08953857421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.08587646484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.06298828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.055877685546875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.0498046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.043060302734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.0250244140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.02130126953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.017608642578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.01371002197265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.01276397705078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.0104827880859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12518310546875,
                "total_bits": 276836352.0,
                "err": 0.043060302734375,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.12.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.154052734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.1456298828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.130859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.07177734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.07928466796875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.07330322265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.0726318359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.06512451171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.062744140625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.0404052734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.03509521484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.02020263671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.017974853515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.0166778564453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.0108489990234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.0106201171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00797271728515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.0404052734375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.12.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.2080078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.196533203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1763916015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.0965576171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.1065673828125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.0987548828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.09783935546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.08770751953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.084228515625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.054046630859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.0469970703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0269622802734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.023468017578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.0216217041015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.0139923095703125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.013671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.0086822509765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125068132267442,
                "total_bits": 743976960.0,
                "err": 0.0469970703125,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.12.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.20263671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.1834716796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.1571044921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.09161376953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.1058349609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.09722900390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.09368896484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.07989501953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.07550048828125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.053558349609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.046356201171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.02679443359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.0230865478515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.0208587646484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.0144805908203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.01371002197265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.01062774658203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12518310546875,
                "total_bits": 743997696.0,
                "err": 0.046356201171875,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.13.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.06658935546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.062103271484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.054718017578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.0308074951171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.034881591796875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.03228759765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.03125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.027557373046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.0263214111328125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.0176849365234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.015411376953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.00884246826171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.007617950439453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.006969451904296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.004634857177734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.004421234130859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.0031585693359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0312957763671875,
                "total_bits": 203426816.0,
                "err": 0.034881591796875,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.13.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.05889892578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.054840087890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.047821044921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.0269317626953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.03118896484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.0288848876953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.0273590087890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.0240936279296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.0230560302734375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.0157012939453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.01372528076171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.00785064697265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.0066070556640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.006031036376953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.00411224365234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.0038433074951171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0026226043701171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                "bpw": 2.72021484375,
                "total_bits": 22818816.0,
                "err": 0.047821044921875,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.1,
                        0.4,
                        0.5
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.13.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.194580078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.182373046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.162353515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.09014892578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.10052490234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.09246826171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.09136962890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.0809326171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.07745361328125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.050933837890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.044036865234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.0253753662109375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.0217132568359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.0198211669921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.0129852294921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.01253509521484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.007503509521484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12646484375,
                "total_bits": 34615296.0,
                "err": 0.044036865234375,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.13.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.179931640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.15673828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.1241455078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.0814208984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.09466552734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.08697509765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.08404541015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.06573486328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.0582275390625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.04833984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.0418701171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.0242919921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.020843505859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.017852783203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.013336181640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.0125579833984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.0100250244140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.0312957763671875,
                "total_bits": 270535680.0,
                "err": 0.04833984375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.13.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.158203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.1495361328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1341552734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.07379150390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.08148193359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.07525634765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.0745849609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.06695556640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.0643310546875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.04144287109375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.0360107421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0207061767578125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.018310546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.0169525146484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01100921630859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.010772705078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00778961181640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.04144287109375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.13.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.216552734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.20458984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1837158203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.10076904296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.1112060546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.1029052734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.1019287109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.09149169921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.08782958984375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.05633544921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.049041748046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.028076171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0244598388671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.0225677490234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.0145416259765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.01422882080078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.0090179443359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125068132267442,
                "total_bits": 743976960.0,
                "err": 0.049041748046875,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.13.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.211669921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.19091796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.1632080078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.09564208984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.1103515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.10150146484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.09783935546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.08306884765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.07843017578125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.0557861328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.048370361328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.0279541015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.0239715576171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.021575927734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.015106201171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.01430511474609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.0108642578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12518310546875,
                "total_bits": 743997696.0,
                "err": 0.048370361328125,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.14.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.0689697265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.0643310546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.0567626953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.031890869140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.036041259765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.03338623046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.0323486328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.028533935546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.027252197265625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.01824951171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.0159149169921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.0091094970703125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.0078582763671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.007183074951171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.00475311279296875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.004543304443359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.00318145751953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0312957763671875,
                "total_bits": 203426816.0,
                "err": 0.036041259765625,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.14.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.06146240234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.057281494140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.049957275390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.02813720703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.0323486328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.0299835205078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.028533935546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.025146484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.0240478515625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.0163116455078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.01425933837890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.00815582275390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.00688934326171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.006298065185546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.00424957275390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.003997802734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0027217864990234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0316162109375,
                "total_bits": 25431040.0,
                "err": 0.0323486328125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.14.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.1990966796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.1865234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.1656494140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.09210205078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.102783203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.094482421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.09320068359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.08251953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.0789794921875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.051971435546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.04486083984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.025909423828125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.0221405029296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.02020263671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.01324462890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.01279449462890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.007648468017578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12646484375,
                "total_bits": 34615296.0,
                "err": 0.04486083984375,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.14.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.1868896484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.166748046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.13330078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.08551025390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.09814453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.090576171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.08740234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.0699462890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.06298828125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.050140380859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.04345703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.025115966796875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.0216827392578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.0186767578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.01361083984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.0128936767578125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.01004791259765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12518310546875,
                "total_bits": 276836352.0,
                "err": 0.04345703125,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.14.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.1632080078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.1541748046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1383056640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.07611083984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.08416748046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.07781982421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.07708740234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.069091796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.06646728515625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.0428466796875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.037200927734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.021392822265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0189056396484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.01751708984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01137542724609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.01114654541015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00806427001953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.0428466796875,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.14.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.2181396484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.2056884765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1849365234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.1015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.1119384765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.1036376953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.1026611328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.0921630859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.08843994140625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.0567626953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.049346923828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0283050537109375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.024627685546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.0226898193359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01464080810546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.014312744140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00899505615234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.03126703306686,
                "total_bits": 907414527.9999999,
                "err": 0.0283050537109375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.14.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.2125244140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.1920166015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.163818359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.0960693359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.111083984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.1021728515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.09844970703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.08367919921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.07891845703125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.05633544921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.048858642578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.0283355712890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.024444580078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.0220947265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.01546478271484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.014617919921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.01165771484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12518310546875,
                "total_bits": 743997696.0,
                "err": 0.048858642578125,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.15.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.06927490234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.06463623046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.05694580078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.032073974609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.0362548828125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.033538818359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.03253173828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.0286865234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.0273895263671875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.01837158203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.0159912109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.00916290283203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.00791168212890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.00722503662109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.004791259765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.004573822021484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.0032215118408203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0312957763671875,
                "total_bits": 203426816.0,
                "err": 0.0362548828125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.15.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.058197021484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.054168701171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.047149658203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.0266571044921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.030792236328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.028564453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.02703857421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.023834228515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.02276611328125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.01552581787109375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.0135955810546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.007762908935546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.006557464599609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.0059814453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.004062652587890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.00380706787109375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.002635955810546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                "bpw": 2.72021484375,
                "total_bits": 22818816.0,
                "err": 0.047149658203125,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.1,
                        0.4,
                        0.5
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.15.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.2117919921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.19873046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.177001953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.0985107421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.10980224609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.1009521484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.099853515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.08837890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.0845947265625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.0555419921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.04803466796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.0276641845703125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.023681640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.0216064453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.01413726806640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.01367950439453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.00809478759765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12646484375,
                "total_bits": 34615296.0,
                "err": 0.04803466796875,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.15.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.1680908203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.1376953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.1043701171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.0748291015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.090087890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.08270263671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.078857421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.0565185546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.052154541015625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.046234130859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.039794921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.023193359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.019378662109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.0159454345703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.012725830078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.0116119384765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.009674072265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.0312957763671875,
                "total_bits": 270535680.0,
                "err": 0.046234130859375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.15.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.1649169921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.1556396484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.139892578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.076904296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.0849609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.07867431640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.07781982421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.06982421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.06707763671875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.043304443359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.03759765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0215911865234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.019134521484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.0177154541015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01146697998046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.0112152099609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00814056396484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.043304443359375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.15.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.21923828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.2071533203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.18603515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.10223388671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.11285400390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.1044921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.10345458984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.09271240234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.08905029296875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.05718994140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.049774169921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.028533935546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0248260498046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.02288818359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01480865478515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.01448822021484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.0092010498046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.03126703306686,
                "total_bits": 907414527.9999999,
                "err": 0.028533935546875,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.15.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.21240234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.191650390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.163818359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.0958251953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.111328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.10211181640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.0982666015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.08349609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.078857421875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.056304931640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.048675537109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.02825927734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.02410888671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.0217132568359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.0153961181640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.01453399658203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.010955810546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12518310546875,
                "total_bits": 743997696.0,
                "err": 0.048675537109375,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.16.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.07318115234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.06842041015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.060394287109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.03387451171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.0382080078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.035369873046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.03436279296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.0303497314453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.029022216796875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.019317626953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.0168609619140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.0096588134765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.0083465576171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.0076446533203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.005046844482421875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.004825592041015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.003391265869140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0312957763671875,
                "total_bits": 203426816.0,
                "err": 0.0382080078125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.16.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.06549072265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.0611572265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.053436279296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.030029296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.034515380859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.031951904296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.03045654296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.026885986328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.0257110595703125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.017364501953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.01519775390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.0086822509765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.007350921630859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.006710052490234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.0045318603515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.004268646240234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0028629302978515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0316162109375,
                "total_bits": 25431040.0,
                "err": 0.034515380859375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.16.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.201416015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.1884765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.167724609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.0931396484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.10394287109375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.09539794921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.09429931640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.08367919921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.07989501953125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.052520751953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.04541015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.02618408203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.0224456787109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.020477294921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.013397216796875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.0129547119140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.00782012939453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12646484375,
                "total_bits": 34615296.0,
                "err": 0.04541015625,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.16.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.191650390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.1678466796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.1334228515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.08642578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.1011962890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.0931396484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.08953857421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.070556640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.06414794921875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.05181884765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.04473876953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.0259552001953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.022186279296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.0191650390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.01416778564453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.01322174072265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.01080322265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12518310546875,
                "total_bits": 276836352.0,
                "err": 0.04473876953125,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.16.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.1722412109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.1627197265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.14599609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.0804443359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.08880615234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.0821533203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.081298828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.07293701171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.070068359375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.04522705078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.039306640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0225830078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.019989013671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.01849365234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.011993408203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.01174163818359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00852203369140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.04522705078125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.16.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.22314453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.21044921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.189208984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.10406494140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.11468505859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.106201171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.1051025390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.09423828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.09039306640625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.05816650390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.050567626953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.029022216796875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.025238037109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.02325439453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01505279541015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.0147247314453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00927734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.03126703306686,
                "total_bits": 907414527.9999999,
                "err": 0.029022216796875,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.16.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.21875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.197509765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.168701171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.09881591796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.1146240234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.10528564453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.101318359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.0860595703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.081298828125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.057891845703125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.050201416015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.029022216796875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.0248870849609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.022430419921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.01474761962890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.0113983154296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0312957763671875,
                "total_bits": 907419712.0,
                "err": 0.029022216796875,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.17.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.07177734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.06719970703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.05938720703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.0333251953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.03759765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.034820556640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.033782958984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.029876708984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.028594970703125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.0190582275390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.0166015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.009521484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.0082244873046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.007534027099609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.004993438720703125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.004772186279296875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.0033702850341796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0312957763671875,
                "total_bits": 203426816.0,
                "err": 0.03759765625,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.17.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.06390380859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.0595703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.0521240234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.0292816162109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.033721923828125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.0312042236328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.02972412109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.0262451171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.025115966796875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.016998291015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.014862060546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.00849151611328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.00719451904296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.0065765380859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.0044403076171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.004184722900390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0028591156005859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0316162109375,
                "total_bits": 25431040.0,
                "err": 0.033721923828125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.17.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.2196044921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.2060546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.18359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.10198974609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.11376953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.10455322265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.10321044921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.0916748046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.087890625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.05755615234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.04974365234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.0286865234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.0245361328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.022430419921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.014678955078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.0142059326171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0084381103515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 42208256.0,
                "err": 0.0286865234375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.17.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.1837158203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.1593017578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.08319091796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.0987548828125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.09063720703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.0859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.0662841796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.0609130859375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.050537109375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.04364013671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.02545166015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.0215301513671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.0183563232421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.014007568359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.01296234130859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.01073455810546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12518310546875,
                "total_bits": 276836352.0,
                "err": 0.04364013671875,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.17.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.16943359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.1600341796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.143798828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.0791015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.0875244140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.0809326171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.08001708984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.07183837890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.06903076171875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.044464111328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.03863525390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0222320556640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0196685791015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.018218994140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.0117950439453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.0115509033203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.0083770751953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.044464111328125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.17.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.2197265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.207275390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.186279296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.10235595703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.1129150390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.10455322265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.103515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.0928955078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.08905029296875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.057281494140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.0498046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.028533935546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.02484130859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.02288818359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.0147552490234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.01444244384765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00911712646484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.03126703306686,
                "total_bits": 907414527.9999999,
                "err": 0.028533935546875,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.17.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.2110595703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.1900634765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.162353515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.09539794921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.1109619140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.10186767578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.0975341796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.08282470703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.078369140625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.056060791015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.048553466796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.028167724609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.023895263671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.0214996337890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.0153350830078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.014434814453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.01079559326171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12518310546875,
                "total_bits": 743997696.0,
                "err": 0.048553466796875,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.18.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.07061767578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.066162109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.05859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.03277587890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.036895751953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.034088134765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.033203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.029449462890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.028228759765625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.0186920166015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.016265869140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.00933837890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.00806427001953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.0074005126953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.00487518310546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.004680633544921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.0032501220703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0312957763671875,
                "total_bits": 203426816.0,
                "err": 0.036895751953125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.18.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.065673828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.0615234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.053985595703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.0301971435546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.03448486328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.03192138671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.0306243896484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.027099609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.02593994140625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.017364501953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.01519012451171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.0086822509765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.00736236572265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.006725311279296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.00450897216796875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.0042724609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0027980804443359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0316162109375,
                "total_bits": 25431040.0,
                "err": 0.03448486328125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.18.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.21826171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.2052001953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.18310546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.1015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.113037109375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.10400390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.10272216796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.09149169921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.08770751953125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.0572509765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.04949951171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.028533935546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.0244293212890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.022369384765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.0146026611328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.014129638671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.008392333984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 42208256.0,
                "err": 0.028533935546875,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.18.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.173828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.1475830078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.111572265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.07879638671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.0966796875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.0892333984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.0814208984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.061370849609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.05560302734375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.049468994140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.042999267578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.024810791015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.020599365234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.017364501953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.0135498046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.012115478515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.01059722900390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12518310546875,
                "total_bits": 276836352.0,
                "err": 0.042999267578125,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.18.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.1678466796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.1585693359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.142333984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.078369140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.08642578125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.08013916015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.07928466796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.0711669921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.06842041015625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.0440673828125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.03839111328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.022003173828125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.019561767578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.018157958984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01168060302734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.01143646240234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00852203369140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.0440673828125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.18.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.218505859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.2064208984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.185546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.10186767578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.11236572265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.10406494140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.10302734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.0924072265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.08880615234375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.056915283203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.049560546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.028411865234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.02471923828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.0228118896484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.0146942138671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.0143585205078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00911712646484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.03126703306686,
                "total_bits": 907414527.9999999,
                "err": 0.028411865234375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.18.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.209716796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.1885986328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.160400390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.09478759765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.1103515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.10162353515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.09710693359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.08209228515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.07763671875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.055816650390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.0484619140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.0279541015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.023773193359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.0213775634765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.01508331298828125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.01410675048828125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.01078033447265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12518310546875,
                "total_bits": 743997696.0,
                "err": 0.0484619140625,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.19.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.0665283203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.06231689453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.05517578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.0308380126953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.034820556640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.032196044921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.0312347412109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.0277099609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.02655029296875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.01763916015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.01535797119140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.008819580078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.007595062255859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.0069732666015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.004619598388671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.004425048828125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.0030956268310546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0312957763671875,
                "total_bits": 203426816.0,
                "err": 0.034820556640625,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.19.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.06707763671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.06280517578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.0550537109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.030853271484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.035247802734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.032623291015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.03125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.0276947021484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.0265045166015625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.01776123046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.01554107666015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.00887298583984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.00754547119140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.00688934326171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.0046234130859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.004375457763671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.002925872802734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0316162109375,
                "total_bits": 25431040.0,
                "err": 0.035247802734375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.19.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.2032470703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.1910400390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.1702880859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.094482421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.10528564453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.09686279296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.09564208984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.08502197265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.0814208984375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.05328369140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.046142578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.0265960693359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.022735595703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.0207977294921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.01358795166015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.013153076171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0079193115234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12646484375,
                "total_bits": 34615296.0,
                "err": 0.046142578125,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.19.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.1878662109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.16064453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.119873046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.08538818359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.09954833984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.0914306640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.08795166015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.065673828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.057037353515625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.051116943359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.044189453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.0257415771484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.0224761962890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.01885986328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.01434326171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.01352691650390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.0118408203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12518310546875,
                "total_bits": 276836352.0,
                "err": 0.044189453125,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.19.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.16796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.158935546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1427001953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.0784912109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.0865478515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.08013916015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.079345703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.07122802734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.0684814453125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.04400634765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.038299560546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0219573974609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.01947021484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.01806640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.0116119384765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.0113677978515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.0083160400390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.04400634765625,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.19.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.2159423828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.2041015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.18359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.10052490234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.1109619140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.10272216796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.10174560546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.0914306640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.087890625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.056243896484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.04888916015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0281219482421875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.024444580078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.0225830078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01468658447265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.01438140869140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.009124755859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125068132267442,
                "total_bits": 743976960.0,
                "err": 0.04888916015625,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.19.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.209228515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.1875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.1588134765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.094482421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.11273193359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.10272216796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.09716796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.0819091796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.07781982421875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.057220458984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.04931640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.0292205810546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.0245361328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.022186279296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.016632080078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.0154876708984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.01242828369140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0312957763671875,
                "total_bits": 907419712.0,
                "err": 0.0292205810546875,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.20.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.07366943359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.06903076171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.061126708984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.0341796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.038604736328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.035736083984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.03460693359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.0307464599609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.029510498046875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.01959228515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.0170440673828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.00980377197265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.0084686279296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.007793426513671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.0051422119140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.004917144775390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.0035400390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0312957763671875,
                "total_bits": 203426816.0,
                "err": 0.038604736328125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.20.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.06402587890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.059814453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.0523681640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.029388427734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.03399658203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.031585693359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.029815673828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.026397705078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.02532958984375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.0171356201171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.015045166015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.00856781005859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.00722503662109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.006626129150390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.00449371337890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.004199981689453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0028972625732421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0316162109375,
                "total_bits": 25431040.0,
                "err": 0.03399658203125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.20.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.2119140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.1993408203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.177978515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.098388671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.1099853515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.10107421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.09967041015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.0887451171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.0850830078125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.0556640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.048095703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.0277099609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.023681640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.02166748046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.01416778564453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.01367950439453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.00809478759765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12646484375,
                "total_bits": 34615296.0,
                "err": 0.048095703125,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.20.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.188720703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.1551513671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.1158447265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.08416748046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.09991455078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.09173583984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.087890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.06280517578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.056304931640625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.051025390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.0439453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.0256500244140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.02142333984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.017364501953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.014068603515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.0130615234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.01007843017578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12518310546875,
                "total_bits": 276836352.0,
                "err": 0.0439453125,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.20.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.1728515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.1632080078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.14697265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.08056640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.08880615234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.082275390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.08148193359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.07318115234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.07037353515625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.04510498046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.039276123046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0225372314453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0198516845703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.018341064453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01184844970703125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.01160430908203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00807952880859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.04510498046875,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.20.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.2186279296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.2066650390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.18603515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.1019287109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.1123046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.10400390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.10302734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.092529296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.0888671875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.056884765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.049560546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.028350830078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.024688720703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.02276611328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.0146636962890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.01434326171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.009002685546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.03126703306686,
                "total_bits": 907414527.9999999,
                "err": 0.028350830078125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.20.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.211181640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.189453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.161376953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.09527587890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.11175537109375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.1026611328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.097900390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.0826416015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.0782470703125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.0565185546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.04888916015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.02838134765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.0239410400390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.021514892578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.0153961181640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.014373779296875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.01087188720703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12518310546875,
                "total_bits": 743997696.0,
                "err": 0.04888916015625,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.21.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.07012939453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.06573486328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.058258056640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.032562255859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.036895751953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.03411865234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.032989501953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.029296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.02813720703125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.0187225341796875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.01629638671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.009368896484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.00807952880859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.007434844970703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.00493621826171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.00470733642578125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.00341033935546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0312957763671875,
                "total_bits": 203426816.0,
                "err": 0.036895751953125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.21.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.06256103515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.05859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.051177978515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.0287933349609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.033447265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.0309906005859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.029144287109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.02587890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.0248260498046875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.016815185546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.0147705078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.00841522216796875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.00705718994140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.00647735595703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.004398345947265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.004100799560546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0028018951416015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0316162109375,
                "total_bits": 25431040.0,
                "err": 0.033447265625,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.21.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.1986083984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.1866455078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.166748046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.09210205078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.10296630859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.09466552734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.09326171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.0831298828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.079833984375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.0521240234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.045013427734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.0259857177734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.0221405029296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.0202789306640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.01329803466796875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.012786865234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.007617950439453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12646484375,
                "total_bits": 34615296.0,
                "err": 0.045013427734375,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.21.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.2022705078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.1639404296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.1251220703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.0902099609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.10760498046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.0987548828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.09429931640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.0677490234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.061737060546875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.05487060546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.047454833984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.027618408203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.0234222412109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.0192413330078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.01531219482421875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.01416015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.01183319091796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12518310546875,
                "total_bits": 276836352.0,
                "err": 0.047454833984375,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.21.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.175537109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.1656494140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1490478515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.08172607421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.0902099609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.08349609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.0826416015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.07421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.0714111328125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.04583740234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.03985595703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.022918701171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0201416015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.018646240234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.0120849609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.0118408203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00823974609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.04583740234375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.21.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.2218017578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.20947265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.188720703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.1033935546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.11395263671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.10546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.1044921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.0938720703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.09014892578125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.057769775390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.050262451171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.028839111328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0251312255859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.02313232421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01495361328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.0146331787109375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00926971435546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.03126703306686,
                "total_bits": 907414527.9999999,
                "err": 0.028839111328125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.21.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.212158203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.1905517578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.162353515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.0958251953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.11212158203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.1031494140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.0982666015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.0831298828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.07891845703125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.056671142578125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.04913330078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.0285797119140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.024017333984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.0216064453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.0157012939453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.01473236083984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.01084136962890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12518310546875,
                "total_bits": 743997696.0,
                "err": 0.04913330078125,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.22.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.07098388671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.06658935546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.0589599609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.032958984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.037353515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.0345458984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.03338623046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.0296478271484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.0284881591796875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.0189056396484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.016448974609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.00946044921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.00815582275390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.0074920654296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.004970550537109375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.0047454833984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.00336456298828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0312957763671875,
                "total_bits": 203426816.0,
                "err": 0.037353515625,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.22.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.06439208984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.060272216796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.052734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.0296173095703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.034332275390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.03179931640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.029998779296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.026611328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.0255889892578125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.0172882080078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.0151214599609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.008636474609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.007259368896484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.006656646728515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.0045166015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.004230499267578125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0028533935546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0316162109375,
                "total_bits": 25431040.0,
                "err": 0.034332275390625,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.22.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.2076416015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.1949462890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.174072265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.09625244140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.10736083984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.098876953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.09747314453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.0867919921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.08331298828125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.05438232421875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.047027587890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.027099609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.023162841796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.0211944580078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.01386260986328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.01337432861328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.00795745849609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12646484375,
                "total_bits": 34615296.0,
                "err": 0.047027587890625,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.22.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.16064453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.1339111328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.1004638671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.0712890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.08428955078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.07769775390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.07501220703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.054351806640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.049468994140625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.04302978515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.03717041015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.02154541015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.01806640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.01480865478515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.0116424560546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.010711669921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.008392333984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.0312957763671875,
                "total_bits": 270535680.0,
                "err": 0.04302978515625,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.22.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.175537109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.165771484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1494140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.08184814453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.09033203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.08349609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.08282470703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.07421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.07159423828125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.04595947265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.0399169921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.022979736328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0202178955078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.0187225341796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01219940185546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.01195526123046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.008392333984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.04595947265625,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.22.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.219482421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.20751953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1868896484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.102294921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.1126708984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.1044921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.10345458984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.0928955078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.08935546875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.05718994140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.049713134765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0285186767578125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.02484130859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.0229034423828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.0147857666015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.0144805908203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.0091552734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.03126703306686,
                "total_bits": 907414527.9999999,
                "err": 0.0285186767578125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.22.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.2088623046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.1868896484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.158935546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.09417724609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.11065673828125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.10198974609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.09661865234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.0816650390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.07745361328125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.055816650390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.048583984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.02789306640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.0236968994140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.0213470458984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.0148468017578125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.013763427734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.0108489990234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12518310546875,
                "total_bits": 743997696.0,
                "err": 0.048583984375,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.23.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.0660400390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.061920166015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.054656982421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.03070068359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.034912109375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.03228759765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.0310821533203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.027618408203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.02655029296875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.0177154541015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.0154266357421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.0088958740234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.0076446533203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.007030487060546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.00472259521484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.00449371337890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.0032634735107421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0312957763671875,
                "total_bits": 203426816.0,
                "err": 0.034912109375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.23.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.060699462890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.05682373046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.04962158203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.0279388427734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.032501220703125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.0301513671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.0283050537109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.025115966796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.02410888671875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.0163726806640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.01435089111328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.00818634033203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.006870269775390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.006298065185546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.0042877197265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.003997802734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0027523040771484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0316162109375,
                "total_bits": 25431040.0,
                "err": 0.032501220703125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.23.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.2041015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.191650390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.1707763671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.0948486328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.10601806640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.09735107421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.09600830078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.0853271484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.08197021484375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.05364990234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.04638671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.026763916015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.0228271484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.0208740234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.01367950439453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.01318359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.007904052734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12646484375,
                "total_bits": 34615296.0,
                "err": 0.04638671875,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.23.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.156494140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.1285400390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.09375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.0693359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.09197998046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.08380126953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.07305908203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.0535888671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.050537109375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.04693603515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.04058837890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.02392578125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.0193023681640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.0165863037109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.01373291015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.011932373046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.01151275634765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.0312957763671875,
                "total_bits": 270535680.0,
                "err": 0.04693603515625,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.23.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.175537109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.165771484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.149169921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.081787109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.09039306640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.0836181640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.08270263671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.0743408203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.071533203125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.04595947265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.03985595703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.02294921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0201873779296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.018707275390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01212310791015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.011871337890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00830078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.04595947265625,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.23.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.218017578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.206298828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1856689453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.10174560546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.112060546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.103759765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.10272216796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.09234619140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.08880615234375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.056884765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.0494384765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0283660888671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.024688720703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.0227813720703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01474761962890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.01442718505859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00913238525390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.03126703306686,
                "total_bits": 907414527.9999999,
                "err": 0.0283660888671875,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.23.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.2081298828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.18701171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.159912109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.0938720703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.1102294921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.10150146484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.096435546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.0819091796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.07781982421875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.0556640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.04833984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.0278778076171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.023468017578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.0211029052734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.01499176025390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.0139617919921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.0102996826171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12518310546875,
                "total_bits": 743997696.0,
                "err": 0.04833984375,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.24.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.06488037109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.060821533203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.05389404296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.0300750732421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.034210205078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.0316162109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.0305023193359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.0270843505859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.026031494140625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.0172882080078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.01507568359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.00864410400390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.0074310302734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.006824493408203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.0045318603515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.004322052001953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.0030364990234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0312957763671875,
                "total_bits": 203426816.0,
                "err": 0.034210205078125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.24.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.06597900390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.061798095703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.054473876953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.030426025390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.034942626953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.03240966796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.03082275390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.0273590087890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.026275634765625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.017608642578125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.015411376953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.0088043212890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.00743865966796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.00682830810546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.004604339599609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.004329681396484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0028820037841796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0316162109375,
                "total_bits": 25431040.0,
                "err": 0.034942626953125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.24.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.1951904296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.18359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.1640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.0906982421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.10137939453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.09332275390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.0919189453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.08184814453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.07861328125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.051239013671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.044403076171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.025543212890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.0218353271484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.019989013671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.01305389404296875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.0125885009765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.00749969482421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12646484375,
                "total_bits": 34615296.0,
                "err": 0.044403076171875,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.24.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.192138671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.149169921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.101806640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.08489990234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.1038818359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.0955810546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.08990478515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.058807373046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.05377197265625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.053192138671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.0460205078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.0267486572265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.0222930908203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.017578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.014739990234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.013275146484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.0116424560546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12518310546875,
                "total_bits": 276836352.0,
                "err": 0.0460205078125,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.24.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.1768798828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.1671142578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1505126953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.08245849609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.091064453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.084228515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.0833740234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.07489013671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.0721435546875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.04632568359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.04022216796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0231170654296875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0203857421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.0188751220703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.0122222900390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.011962890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.008453369140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.04632568359375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.24.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.21875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.20703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1865234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.10186767578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.1124267578125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.10406494140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.1031494140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.0926513671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.08917236328125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.0570068359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.04962158203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0284576416015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0247802734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.0228729248046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01474761962890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.01445770263671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00921630859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.03126703306686,
                "total_bits": 907414527.9999999,
                "err": 0.0284576416015625,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.24.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.2095947265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.18798828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.1605224609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.0943603515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.1112060546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.1025390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.09698486328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.08233642578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.078369140625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.056060791015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.048736572265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.0280303955078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.023529052734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.021209716796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.01490020751953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.01378631591796875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.01032257080078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12518310546875,
                "total_bits": 743997696.0,
                "err": 0.048736572265625,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.25.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.072998046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.06842041015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.060699462890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.033935546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.038330078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.03546142578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.03436279296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.0305328369140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.029266357421875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.0194244384765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.0169525146484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.0097198486328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.008453369140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.007781982421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.00513458251953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.00492095947265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.0036334991455078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0312957763671875,
                "total_bits": 203426816.0,
                "err": 0.038330078125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.25.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.06890869140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.064453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.056640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.03173828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.0364990234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.03375244140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.03216552734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.028564453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.02740478515625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.0184173583984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.0160980224609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.00920867919921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.007770538330078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.0071258544921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.00479888916015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.00452423095703125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0030345916748046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0316162109375,
                "total_bits": 25431040.0,
                "err": 0.0364990234375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.25.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.201416015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.1888427734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.1685791015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.09326171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.10406494140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.09588623046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.094482421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.0841064453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.0804443359375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.0526123046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.04559326171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.0262298583984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.0224456787109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.0205078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.013397216796875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.01293182373046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.00766754150390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12646484375,
                "total_bits": 34615296.0,
                "err": 0.04559326171875,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.25.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.1934814453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.09783935546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.08349609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.1044921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.09649658203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.09027099609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.05499267578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.052886962890625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.053131103515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.0460205078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.0265655517578125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.02093505859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.01544952392578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.0140533447265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.012176513671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.00914764404296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12518310546875,
                "total_bits": 276836352.0,
                "err": 0.0460205078125,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.25.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.1815185546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.1717529296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.154541015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.084716796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.09356689453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.0865478515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.08563232421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.07696533203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.0740966796875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.047515869140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.04132080078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0237274169921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0208740234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.0193023681640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.0125579833984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.01229095458984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.0084686279296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.047515869140625,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.25.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.2225341796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.21044921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1895751953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.103759765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.11431884765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.10589599609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.1048583984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.09417724609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.09051513671875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.058013916015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.050445556640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0289154052734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0251922607421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.0232391357421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.014984130859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.01464080810546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00926971435546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.03126703306686,
                "total_bits": 907414527.9999999,
                "err": 0.0289154052734375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.25.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.2156982421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.1934814453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.165771484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.09716796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.11419677734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.105224609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.09979248046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.0848388671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.0806884765625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.057647705078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.0499267578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.0289306640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.02410888671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.021697998046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.01551055908203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.0143890380859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.01032257080078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0312957763671875,
                "total_bits": 907419712.0,
                "err": 0.0289306640625,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.26.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.0714111328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.06707763671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.059539794921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.033233642578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.037628173828125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.034759521484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.033660888671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.0299530029296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.028839111328125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.0191192626953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.0166168212890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.00958251953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.00829315185546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.0076446533203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.00510406494140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.0048980712890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.003589630126953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0312957763671875,
                "total_bits": 203426816.0,
                "err": 0.037628173828125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.26.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.0675048828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.0633544921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.05572509765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.0311737060546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.035888671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.03314208984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.031585693359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.028076171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.0269622802734375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.0181121826171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.0157928466796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.00905609130859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.00766754150390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.007038116455078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.00475311279296875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.004489898681640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0030727386474609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0316162109375,
                "total_bits": 25431040.0,
                "err": 0.035888671875,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.26.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.197265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.1851806640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.165283203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.09136962890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.10186767578125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.0938720703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.092529296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.08245849609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.0789794921875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.051483154296875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.044647216796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.025634765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.0219573974609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.020111083984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.01309967041015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.01267242431640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.007511138916015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12646484375,
                "total_bits": 34615296.0,
                "err": 0.044647216796875,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.26.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.1884765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.1541748046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.10931396484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.08355712890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.101318359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.0927734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.08770751953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.0623779296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.05389404296875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.0517578125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.044708251953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.0262603759765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.0220794677734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.01824951171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.01490020751953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.01372528076171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.0117340087890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12518310546875,
                "total_bits": 276836352.0,
                "err": 0.044708251953125,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.26.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.1844482421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.1744384765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.156982421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.0860595703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.09503173828125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.08782958984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.08697509765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.0782470703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.0751953125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.048187255859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.041900634765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0240631103515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0211334228515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.01953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.0126495361328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.01238250732421875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00841522216796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.048187255859375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.26.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.2232666015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.211181640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1900634765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.10406494140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.11474609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.1063232421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.10528564453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.0946044921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.091064453125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.0582275390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.0506591796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.029052734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0252532958984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.0233001708984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01506805419921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.01474761962890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00928497314453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.03126703306686,
                "total_bits": 907414527.9999999,
                "err": 0.029052734375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.26.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.212890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.191162109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.1632080078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.0960693359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.114013671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.104736328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.0987548828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.0838623046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.07977294921875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.057373046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.049774169921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.0287322998046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.024078369140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.0217437744140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.01541900634765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.01422882080078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.0107879638671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0312957763671875,
                "total_bits": 907419712.0,
                "err": 0.0287322998046875,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.27.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.07293701171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.068603515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.060821533203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.03387451171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.038330078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.03546142578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.034332275390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.03057861328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.029327392578125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.0194091796875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.0169219970703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.00969696044921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.0083465576171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.0076751708984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.00507354736328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.004856109619140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.0033740997314453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0312957763671875,
                "total_bits": 203426816.0,
                "err": 0.038330078125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.27.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.0670166015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.0628662109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.055267333984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.0309295654296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.03564453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.033050537109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.031341552734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.0278778076171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.02679443359375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.017974853515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.0157318115234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.00899505615234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.00756072998046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.00693511962890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.004673004150390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.004398345947265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.00292205810546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0316162109375,
                "total_bits": 25431040.0,
                "err": 0.03564453125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.27.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.209228515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.1968994140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.1761474609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.0975341796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.1087646484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.1002197265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.09869384765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.0880126953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.08447265625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.05511474609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.047698974609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.0274658203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.023468017578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.021484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.0140380859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.0135498046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0080413818359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12646484375,
                "total_bits": 34615296.0,
                "err": 0.047698974609375,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.27.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.151123046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.12445068359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.09393310546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.06719970703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.08038330078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.07366943359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.07049560546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.05108642578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.046051025390625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.04095458984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.035308837890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.020599365234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.0170745849609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.01399993896484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.0112457275390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.01030731201171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.00799560546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.6:4b/0.4:3b 64g s4",
                "bpw": 3.656341552734375,
                "total_bits": 245372928.0,
                "err": 0.046051025390625,
                "qparams": {
                    "group_size": 64,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.6,
                        0.4
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.27.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.1748046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.1654052734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1490478515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.08154296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.09002685546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.083251953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.08251953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.07403564453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.0712890625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.045684814453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.03973388671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0228118896484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.020050048828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.0185546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01198577880859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.0117340087890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00807952880859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.045684814453125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.27.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.2139892578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.202392578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1822509765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.09979248046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.1099853515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.101806640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.100830078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.09063720703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.087158203125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.0557861328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.04852294921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0277862548828125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.024200439453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.0223388671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01438140869140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.014068603515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.0088958740234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125068132267442,
                "total_bits": 743976960.0,
                "err": 0.04852294921875,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.27.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.198486328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.17724609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.15087890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.0892333984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.10614013671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.09765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.09197998046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.07763671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.07391357421875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.05352783203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.0465087890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.0267791748046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.0222930908203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.0200347900390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.0142974853515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.01312255859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.00981903076171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12518310546875,
                "total_bits": 743997696.0,
                "err": 0.0465087890625,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.28.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.0667724609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.062744140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.05560302734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.0310821533203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.035308837890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.032623291015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.031463623046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.02801513671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.026885986328125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.01788330078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.0155792236328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.008941650390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.007686614990234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.007080078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.00469207763671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.00447845458984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.0031833648681640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0312957763671875,
                "total_bits": 203426816.0,
                "err": 0.035308837890625,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.28.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.06048583984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.0567626953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.049713134765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.0279083251953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.03253173828125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.030120849609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.0283203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.025177001953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.0242767333984375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.0164031982421875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.01432037353515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.008209228515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.006862640380859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.00630950927734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.004306793212890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.00402069091796875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0027141571044921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0316162109375,
                "total_bits": 25431040.0,
                "err": 0.03253173828125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.28.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.208251953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.1959228515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.17529296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.09716796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.10833740234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.09954833984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.0982666015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.08740234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.0841064453125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.054779052734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.04736328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.02734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.023345947265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.0213623046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.01395416259765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.01346588134765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0079345703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12646484375,
                "total_bits": 34615296.0,
                "err": 0.04736328125,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.28.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.164794921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.1103515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.0787353515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.0687255859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.09765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.090087890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.0775146484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.04840087890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.049224853515625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.04986572265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.04327392578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.024932861328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.0184783935546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.014862060546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.013458251953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.0104827880859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.0101165771484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.53143310546875,
                "total_bits": 236990464.0,
                "err": 0.04840087890625,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.28.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.1746826171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.1651611328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1488037109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.08135986328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.08990478515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.0831298828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.082275390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.073974609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.07122802734375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.045654296875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.0396728515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.022796630859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.019989013671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.01849365234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01200103759765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.011749267578125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00800323486328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.045654296875,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.28.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.212158203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.2005615234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1807861328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.098876953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.10906982421875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.1009521484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.0999755859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.08990478515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.08642578125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.0552978515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.04803466796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0275726318359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.024017333984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.0222015380859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01434326171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.0140380859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00891876220703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125068132267442,
                "total_bits": 743976960.0,
                "err": 0.04803466796875,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.28.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.1973876953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.177001953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.150390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.08892822265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.10711669921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.0980224609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.09161376953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.07763671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.0740966796875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.053955078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.046905517578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.02716064453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.022796630859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.0207061767578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.0147857666015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.0135040283203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.01110076904296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12518310546875,
                "total_bits": 743997696.0,
                "err": 0.046905517578125,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.29.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.06549072265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.06146240234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.054351806640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.0303955078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.0345458984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.032012939453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.03076171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.0273895263671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.026275634765625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.017486572265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.01525115966796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.008758544921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.00749969482421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.00688934326171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.0045928955078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.004375457763671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.0030689239501953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0312957763671875,
                "total_bits": 203426816.0,
                "err": 0.0345458984375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.29.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.061767578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.0579833984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.05078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.02850341796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.0330810546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.0306549072265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.0288848876953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.025665283203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.02471923828125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.016693115234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.0146026611328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.00833892822265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.00698089599609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.00640106201171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.0043487548828125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.004062652587890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.002716064453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0316162109375,
                "total_bits": 25431040.0,
                "err": 0.0330810546875,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.29.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.19677734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.18505859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.1651611328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.09149169921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.10211181640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.0941162109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.0926513671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.08245849609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.0791015625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.051666259765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.044769287109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.0257110595703125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.0220184326171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.0201416015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.013153076171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.01270294189453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.007518768310546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12646484375,
                "total_bits": 34615296.0,
                "err": 0.044769287109375,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.29.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.160400390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.126220703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.09381103515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.07037353515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.09136962890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.08343505859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.074951171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.0531005859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.050262451171875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.040313720703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.023834228515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.019195556640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.0161895751953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.01366424560546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.01197052001953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.0110015869140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.0312957763671875,
                "total_bits": 270535680.0,
                "err": 0.046875,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.29.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.17431640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.164794921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1488037109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.0811767578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.08966064453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.0830078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.0821533203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.0738525390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.0711669921875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.04559326171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.03955078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0227203369140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0199432373046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.0184478759765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01194000244140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.011688232421875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00792694091796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.04559326171875,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.29.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.2105712890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.1990966796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.0982666015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.10821533203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.1002197265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.09930419921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.08929443359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.0859375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.054931640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.0477294921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0273895263671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0238494873046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.02203369140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.0142364501953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.0139312744140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.008880615234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125068132267442,
                "total_bits": 743976960.0,
                "err": 0.0477294921875,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.29.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.197509765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.177001953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.150634765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.0889892578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.1070556640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.09814453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.0916748046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.07781982421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.07427978515625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.0540771484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.046905517578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.0274810791015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.0226898193359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.020599365234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.015350341796875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.01410675048828125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.0108642578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12518310546875,
                "total_bits": 743997696.0,
                "err": 0.046905517578125,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.30.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.07598876953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.07122802734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.06304931640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.03533935546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.040069580078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.03704833984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.03582763671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.031768798828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.0305023193359375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.020355224609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.01776123046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.0102081298828125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.00887298583984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.00815582275390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.005443572998046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.0052032470703125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.003925323486328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0312957763671875,
                "total_bits": 203426816.0,
                "err": 0.040069580078125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.30.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.0657958984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.0615234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.05401611328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.0302734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.03509521484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.032440185546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.0306549072265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.0272369384765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.026153564453125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.0177001953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.015472412109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.00884246826171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.00742340087890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.006809234619140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.004634857177734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.004337310791015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0029392242431640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0316162109375,
                "total_bits": 25431040.0,
                "err": 0.03509521484375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.30.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.190185546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.17822265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.1585693359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.087890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.09820556640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.09051513671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.08905029296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.0789794921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.07574462890625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.049652099609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.042999267578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.0247344970703125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.0211181640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.0192718505859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.01263427734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.01216888427734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.007213592529296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12646484375,
                "total_bits": 34615296.0,
                "err": 0.042999267578125,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.30.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.136474609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.10858154296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.07373046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.0606689453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.07293701171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.066650390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.063232421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.0406494140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.038360595703125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.03741455078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.032684326171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.019378662109375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.01715087890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.01385498046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.01168060302734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.01096343994140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.01050567626953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.53143310546875,
                "total_bits": 236990464.0,
                "err": 0.0406494140625,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.30.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.1768798828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.167236328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1507568359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.08245849609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.09100341796875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.0843505859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.08343505859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.074951171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.07220458984375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.0462646484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.040191650390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0231170654296875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.02020263671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.0186920166015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.0121307373046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.01187896728515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.0079498291015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.0462646484375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.30.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.21533203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.2037353515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1834716796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.100341796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.11083984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.1025390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.10150146484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.09124755859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.0877685546875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.056182861328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.048797607421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.02801513671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0243682861328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.022491455078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01458740234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.014251708984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.0090179443359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125068132267442,
                "total_bits": 743976960.0,
                "err": 0.048797607421875,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.30.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.20068359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.181640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.1556396484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.09075927734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.10772705078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.09918212890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.09332275390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.0799560546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.076171875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.05438232421875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.047271728515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.0274658203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.022979736328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.02093505859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.015106201171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.0140228271484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.0106964111328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12518310546875,
                "total_bits": 743997696.0,
                "err": 0.047271728515625,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.31.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.076171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.0716552734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.06378173828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.035491943359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.040069580078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.037017822265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.03594970703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.03204345703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.0307769775390625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.0202789306640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.0176544189453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.01013946533203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.0087127685546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.00801849365234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.00530242919921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.0050811767578125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.0034503936767578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0312957763671875,
                "total_bits": 203426816.0,
                "err": 0.040069580078125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.31.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.0660400390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.062042236328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.054718017578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.0305023193359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.03509521484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.03240966796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.030853271484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.02752685546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.026519775390625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.0177154541015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.01541900634765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.00885009765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.007419586181640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.0068206787109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.004596710205078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.00433349609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0027980804443359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0316162109375,
                "total_bits": 25431040.0,
                "err": 0.03509521484375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.31.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.1973876953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.185791015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.166259765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.0916748046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.10198974609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.0941162109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.09271240234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.082763671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.07940673828125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.051513671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.04473876953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.025665283203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.0220184326171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.0201568603515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.01311492919921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.01270294189453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.007472991943359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12646484375,
                "total_bits": 34615296.0,
                "err": 0.04473876953125,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.31.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.1561279296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.12255859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.08538818359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.067626953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.09320068359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.085693359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.07318115234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.051666259765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.048736572265625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.047698974609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.041229248046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.0240325927734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.0184173583984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.0156097412109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.01345062255859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.01108551025390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.0104522705078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.6:4b/0.4:3b 64g s4",
                "bpw": 3.656341552734375,
                "total_bits": 245372928.0,
                "err": 0.048736572265625,
                "qparams": {
                    "group_size": 64,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.6,
                        0.4
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.31.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.1805419921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.170654296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.15380859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.084228515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.0931396484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.08612060546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.085205078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.0765380859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.07366943359375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.047271728515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.041046142578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.02362060546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0206298828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.019073486328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01244354248046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.0121917724609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.0081024169921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.047271728515625,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.31.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.21875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.2069091796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1865234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.10186767578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.1126708984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.10418701171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.103271484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.0927734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.08917236328125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.05712890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.049652099609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0284881591796875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0247802734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.022857666015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.0148162841796875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.01450347900390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.0091552734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.03126703306686,
                "total_bits": 907414527.9999999,
                "err": 0.0284881591796875,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.31.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.20751953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.1885986328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.1619873046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.09405517578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.11102294921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.10235595703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.0963134765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.0830078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.0791015625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.056121826171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.048797607421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.0282745361328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.0236053466796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.0214996337890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.01544952392578125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.014312744140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.01061248779296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12518310546875,
                "total_bits": 743997696.0,
                "err": 0.048797607421875,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.32.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.07879638671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.07391357421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.065673828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.03662109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.041351318359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.038238525390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.037109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.032989501953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.031707763671875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.020965576171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.0182647705078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.0104827880859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.009033203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.00830078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.00548553466796875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.0052642822265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.003662109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0312957763671875,
                "total_bits": 203426816.0,
                "err": 0.041351318359375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.32.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.0665283203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.06243896484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.054840087890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.0307464599609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.03570556640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.032928466796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.03118896484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.0277099609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.0266876220703125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.0180206298828125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.01568603515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.009002685546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.00754547119140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.00691986083984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.004711151123046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.00441741943359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0029697418212890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0316162109375,
                "total_bits": 25431040.0,
                "err": 0.03570556640625,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.32.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.218505859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.2052001953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.1834716796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.10174560546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.11328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.10443115234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.1029052734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.09149169921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.08795166015625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.057220458984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.04974365234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.0285491943359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.024444580078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.0223541259765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.0146026611328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.01412200927734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.00835418701171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0316162109375,
                "total_bits": 42208256.0,
                "err": 0.0285491943359375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.32.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.0738525390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.05670166015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.042236328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.0318603515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.039031982421875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.03607177734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.034454345703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.02294921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.0218658447265625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.01983642578125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.0172271728515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.009918212890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.00803375244140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.0063018798828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.0052642822265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.004665374755859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.0035915374755859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                "bpw": 2.71893310546875,
                "total_bits": 182464512.0,
                "err": 0.042236328125,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.1,
                        0.4,
                        0.5
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.32.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.18115234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.17138671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1544189453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.08453369140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.09344482421875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.08636474609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.08544921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.07684326171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.073974609375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.0474853515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.04119873046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.02374267578125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0207061767578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.019134521484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01251983642578125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.01226806640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00806427001953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.0474853515625,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.32.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.2200927734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.208251953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1876220703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.102783203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.11328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.1048583984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.10382080078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.09332275390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.08984375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.057525634765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.050048828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0287322998046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0249786376953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.023040771484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01493072509765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.01462554931640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00928497314453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.03126703306686,
                "total_bits": 907414527.9999999,
                "err": 0.0287322998046875,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.32.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.20947265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.1907958984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.1641845703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.09478759765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.11224365234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.10321044921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.09710693359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.083984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.08001708984375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.056396484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.049163818359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.0282135009765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.0238037109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.021697998046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.0150299072265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.01387786865234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.010650634765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0312957763671875,
                "total_bits": 907419712.0,
                "err": 0.0282135009765625,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.33.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.07647705078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.07171630859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.06353759765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.035614013671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.040283203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.037261962890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.036102294921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.032012939453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.030731201171875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.0204010009765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.0177764892578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.01020050048828125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.008758544921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.00803375244140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.005340576171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.005107879638671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.003505706787109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0312957763671875,
                "total_bits": 203426816.0,
                "err": 0.040283203125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.33.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.06756591796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.063232421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.0555419921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.031158447265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.0361328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.033416748046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.031585693359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.0280303955078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.026947021484375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.0182342529296875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.015899658203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.00911712646484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.00762939453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.006988525390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.00475311279296875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.004459381103515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.002964019775390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0316162109375,
                "total_bits": 25431040.0,
                "err": 0.0361328125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.33.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.2030029296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.1904296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.1697998046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.09423828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.105224609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.096923828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.095458984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.08477783203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.08111572265625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.05316162109375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.046051025390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.0264892578125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.022674560546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.020721435546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.01354217529296875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.013092041015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0077667236328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12646484375,
                "total_bits": 34615296.0,
                "err": 0.046051025390625,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.33.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.1434326171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.1142578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.08135986328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.06536865234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.07415771484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.06817626953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.06719970703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.045654296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.0389404296875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.037750244140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.0325927734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.0189208984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.016326904296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.012481689453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.010223388671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.00983428955078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.007045745849609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.53143310546875,
                "total_bits": 236990464.0,
                "err": 0.045654296875,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.33.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.183837890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.1739501953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.15673828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.08587646484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.0948486328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.0877685546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.08685302734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.0780029296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.0750732421875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.048187255859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.0418701171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0240478515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0210113525390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.0194091796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01261138916015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.01233673095703125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00814056396484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.048187255859375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.33.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.22265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.2108154296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.18994140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.10394287109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.11474609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.1063232421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.1051025390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.09442138671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.0908203125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.058197021484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.0506591796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0290679931640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.025299072265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.023345947265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.0151214599609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.01477813720703125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.009429931640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.03126703306686,
                "total_bits": 907414527.9999999,
                "err": 0.0290679931640625,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.33.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.212646484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.194580078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.167724609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.0965576171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.1142578125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.10479736328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.0987548828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.08563232421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.08172607421875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.057525634765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.04974365234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.028839111328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.023956298828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.0218353271484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.01555633544921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.0144195556640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.0101776123046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0312957763671875,
                "total_bits": 907419712.0,
                "err": 0.028839111328125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.34.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.07513427734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.07037353515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.06231689453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.03497314453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.039642333984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.0367431640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.035430908203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.031463623046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.0301361083984375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.02008056640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.01751708984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.010040283203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.008636474609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.00792694091796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.005268096923828125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.00502777099609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.0035228729248046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0312957763671875,
                "total_bits": 203426816.0,
                "err": 0.039642333984375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.34.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.065185546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.06109619140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.0533447265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.03009033203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.0352783203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.0325927734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.0305023193359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.02703857421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.026031494140625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.01776123046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.01551055908203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.00887298583984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.007396697998046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.006778717041015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.004642486572265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.004314422607421875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0029449462890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0316162109375,
                "total_bits": 25431040.0,
                "err": 0.0352783203125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.34.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.2125244140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.1993408203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.177490234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.09869384765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.11016845703125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.1014404296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.0999755859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.08868408203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.0850830078125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.055694580078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.04827880859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.027801513671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.02374267578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.02166748046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.014190673828125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.01369476318359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0081939697265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12646484375,
                "total_bits": 34615296.0,
                "err": 0.04827880859375,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.34.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.1552734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.123046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.08282470703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.068603515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.0872802734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.0797119140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.0723876953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.048095703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.045257568359375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.04449462890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.038177490234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.02252197265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.0177001953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.01390838623046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.01259613037109375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.011077880859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.0087432861328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.53143310546875,
                "total_bits": 236990464.0,
                "err": 0.048095703125,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.34.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.1844482421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.1744384765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1571044921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.08624267578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.09521484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.088134765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.08721923828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.0782470703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.07537841796875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.048431396484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.042022705078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.024200439453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0211334228515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.019500732421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01270294189453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.012451171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00827789306640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.048431396484375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.34.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.225341796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.2130126953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.19189453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.1051025390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.11614990234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.1075439453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.10638427734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.095458984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.09185791015625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.058990478515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.051239013671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.029449462890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0255889892578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.0235595703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.0153045654296875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.01497650146484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.009490966796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.03126703306686,
                "total_bits": 907414527.9999999,
                "err": 0.029449462890625,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.34.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.2115478515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.19384765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.1673583984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.09613037109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.11297607421875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.1043701171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.0982666015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.08551025390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.08154296875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.0570068359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.049591064453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.02850341796875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.02374267578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.0216827392578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.01515960693359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.0140228271484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.009918212890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0312957763671875,
                "total_bits": 907419712.0,
                "err": 0.02850341796875,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.35.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.067138671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.06280517578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.055328369140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.03125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.035888671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.033172607421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.031646728515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.0280303955078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.02691650390625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.0181884765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.015869140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.0091705322265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.00783538818359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.0072021484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.00494384765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.0046844482421875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.0034618377685546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0312957763671875,
                "total_bits": 203426816.0,
                "err": 0.035888671875,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.35.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.05908203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.05517578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.04803466796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.0271759033203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.032135009765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.0296478271484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.027557373046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.0243682861328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.0234375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.01617431640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.01409149169921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.00807952880859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.00667572021484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.006103515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.00423431396484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.00390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0026683807373046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                "bpw": 2.72021484375,
                "total_bits": 22818816.0,
                "err": 0.04803466796875,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.1,
                        0.4,
                        0.5
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.35.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.1978759765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.185302734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.16455078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.09173583984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.1026611328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.0946044921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.09295654296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.082275390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.07879638671875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.051910400390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.0450439453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.025909423828125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.022125244140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.0201568603515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.0132598876953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.01276397705078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.007659912109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12646484375,
                "total_bits": 34615296.0,
                "err": 0.0450439453125,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.35.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.153564453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.116455078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.07720947265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.06793212890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.08294677734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.0743408203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.07147216796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.04351806640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.042236328125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.042388916015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.036956787109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.022979736328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.0200958251953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.0163116455078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.01514434814453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.01444244384765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.01322174072265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.53143310546875,
                "total_bits": 236990464.0,
                "err": 0.04351806640625,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.35.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.1861572265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.17578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1583251953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.0869140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.09613037109375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.0887451171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.087890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.07891845703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.07598876953125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.048797607421875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.04241943359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.02447509765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0213775634765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.019775390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01297760009765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.01270294189453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00858306884765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.048797607421875,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.35.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.227783203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.2152099609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1939697265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.1064453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.1173095703125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.1087646484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.107666015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.0965576171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.0928955078125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.05963134765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.0518798828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0297698974609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.02593994140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.023895263671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01552581787109375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.01519012451171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.009735107421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.03126703306686,
                "total_bits": 907414527.9999999,
                "err": 0.0297698974609375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.35.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.2191162109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.200927734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.1737060546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.09954833984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.116943359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.10797119140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.101806640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.08868408203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.08447265625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.058990478515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.05133056640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.029632568359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.024688720703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.0225372314453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.0159149169921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.01479339599609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.01042938232421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0312957763671875,
                "total_bits": 907419712.0,
                "err": 0.029632568359375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.36.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.079345703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.07415771484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.06536865234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.03692626953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.04193115234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.038787841796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.037445068359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.033050537109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.031646728515625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.021270751953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.0185394287109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.010650634765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.00919342041015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.00841522216796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.005615234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.005359649658203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.0039215087890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0312957763671875,
                "total_bits": 203426816.0,
                "err": 0.04193115234375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.36.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.06671142578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.06231689453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.05426025390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.03076171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.03607177734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.0333251953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.0312042236328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.0275726318359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.0264739990234375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.0181884765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.0158843994140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.0091094970703125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.007579803466796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.006938934326171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.00478363037109375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.0044403076171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0030651092529296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0316162109375,
                "total_bits": 25431040.0,
                "err": 0.03607177734375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.36.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.2069091796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.193603515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.1717529296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.09576416015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.1070556640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.09881591796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.0970458984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.0858154296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.08203125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.054107666015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.046905517578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.0269775390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.0230560302734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.020965576171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.0137786865234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.01328277587890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.00792694091796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12646484375,
                "total_bits": 34615296.0,
                "err": 0.046905517578125,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.36.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.0904541015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.06329345703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.049224853515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.0562744140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.05194091796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.050811767578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.0355224609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.03094482421875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.028717041015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.02484130859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.014373779296875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.01235198974609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.00970458984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.007720947265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.00734710693359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.005504608154296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.53143310546875,
                "total_bits": 236990464.0,
                "err": 0.0355224609375,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.36.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.1834716796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.1734619140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.156005859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.08587646484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.0948486328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.0877685546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.08685302734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.0777587890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.074951171875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.048248291015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.0418701171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0241241455078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0211029052734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.0194854736328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01271820068359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.01244354248046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00843048095703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.048248291015625,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.36.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.2266845703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.21435546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1927490234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.10601806640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.116943359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.1082763671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.10723876953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.09625244140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.0924072265625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.05938720703125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.051605224609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.02960205078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0257568359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.0237274169921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.015380859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.0150299072265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00954437255859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.03126703306686,
                "total_bits": 907414527.9999999,
                "err": 0.02960205078125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.36.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.2149658203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.197265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.17041015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.09765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.115478515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.1064453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.0999755859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.08709716796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.08306884765625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.058013916015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.050506591796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.028961181640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.024139404296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.02203369140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.0151824951171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.0139617919921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.01001739501953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0312957763671875,
                "total_bits": 907419712.0,
                "err": 0.028961181640625,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.37.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.0806884765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.0755615234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.06689453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.037506103515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.042633056640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.039398193359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.038055419921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.03375244140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.03240966796875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.0215911865234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.0188140869140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.01079559326171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.00925445556640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.00847625732421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.005664825439453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.00540924072265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.003734588623046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0312957763671875,
                "total_bits": 203426816.0,
                "err": 0.042633056640625,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.37.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.06988525390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.06549072265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.05731201171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.032257080078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.0377197265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.034820556640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.032745361328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.0290374755859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.0279083251953125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.01898193359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.0165557861328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.009490966796875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.0078887939453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.007236480712890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.0049591064453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.00461578369140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0030727386474609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0316162109375,
                "total_bits": 25431040.0,
                "err": 0.0377197265625,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.37.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.2149658203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.2015380859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.1795654296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.09979248046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.1112060546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.1025390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.10107421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.089599609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.08587646484375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.05633544921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.048797607421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.0280914306640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.024078369140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.02197265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.014404296875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.0139007568359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0084075927734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12646484375,
                "total_bits": 34615296.0,
                "err": 0.048797607421875,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.37.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.1578369140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.1253662109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.08782958984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.0711669921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.082763671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.0748291015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.07379150390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.0484619140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.042724609375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.041961669921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.03594970703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.02130126953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.0182037353515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.013946533203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.011993408203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.01152801513671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.00872039794921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.53143310546875,
                "total_bits": 236990464.0,
                "err": 0.0484619140625,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.37.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.1815185546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.1715087890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.154296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.0849609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.0938720703125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.0867919921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.0859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.07696533203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.07403564453125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.047760009765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.04144287109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0238494873046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0208587646484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.019256591796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.0125732421875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.0123138427734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00830078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.047760009765625,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.37.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.2266845703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.2142333984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.192626953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.10601806640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.1170654296875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.10833740234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.107177734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.0960693359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.09228515625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.059417724609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.0516357421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0296783447265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.025787353515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.02374267578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01544952392578125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.01509857177734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.0095977783203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.03126703306686,
                "total_bits": 907414527.9999999,
                "err": 0.0296783447265625,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.37.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.2108154296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.1932373046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.16650390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.0958251953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.11370849609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.10498046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.0980224609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.08544921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.08148193359375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.057220458984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.049957275390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.0288238525390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.024017333984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.02197265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.0155029296875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.01430511474609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.01062774658203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0312957763671875,
                "total_bits": 907419712.0,
                "err": 0.0288238525390625,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.38.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.0836181640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.0784912109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.06964111328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.039031982421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.043975830078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.040740966796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.03948974609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.03509521484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.033599853515625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.02227783203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.0194091796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.0111236572265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.00957489013671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.0087738037109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.005802154541015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.005565643310546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.003780364990234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0312957763671875,
                "total_bits": 203426816.0,
                "err": 0.043975830078125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.38.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.0711669921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.06658935546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.058441162109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.032867431640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.03814697265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.035125732421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.033233642578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.0295257568359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.0283660888671875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.01922607421875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.0167236328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.0095977783203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.0080413818359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.007366180419921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.0050201416015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.00470733642578125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0031299591064453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0316162109375,
                "total_bits": 25431040.0,
                "err": 0.03814697265625,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.38.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.2021484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.1900634765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.169189453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.09405517578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.104736328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.09649658203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.09515380859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.08441162109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.080810546875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.05291748046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.045989990234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.0263519287109375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.0225982666015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.020660400390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.01348114013671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.01303863525390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.007747650146484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12646484375,
                "total_bits": 34615296.0,
                "err": 0.045989990234375,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.38.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.156982421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.12298583984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.083740234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.069580078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.08349609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.07666015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.073486328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.04766845703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.0430908203125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.042388916015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.036651611328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.0212860107421875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.0174560546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.01325225830078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.01149749755859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.0105133056640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.007701873779296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.53143310546875,
                "total_bits": 236990464.0,
                "err": 0.04766845703125,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.38.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.181640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.17138671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1541748046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.0850830078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.093994140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.0867919921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.08599853515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.0770263671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.0740966796875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.04779052734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.041534423828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.023895263671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0208740234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.019287109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.012603759765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.0123138427734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00835418701171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.04779052734375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.38.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.2255859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.213134765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1917724609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.10546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.11663818359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.10791015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.10662841796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.0955810546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.09197998046875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.059173583984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.05145263671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.029541015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0256500244140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.0236358642578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01538848876953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.01503753662109375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00951385498046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.03126703306686,
                "total_bits": 907414527.9999999,
                "err": 0.029541015625,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.38.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.2174072265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.1990966796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.0987548828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.11651611328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.107666015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.10089111328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.087890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.0838623046875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.058746337890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.051055908203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.029266357421875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.02423095703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.0221099853515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.01531982421875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.01404571533203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.009765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0312957763671875,
                "total_bits": 907419712.0,
                "err": 0.029266357421875,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.39.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.08868408203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.0830078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.0736083984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.041351318359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.046661376953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.043243408203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.041900634765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.037109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.03558349609375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.023651123046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.0206451416015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.0118408203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.0102386474609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.0093994140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.0062255859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.00595855712890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.0042572021484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0312957763671875,
                "total_bits": 203426816.0,
                "err": 0.046661376953125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.39.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.07489013671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.07012939453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.06158447265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.034698486328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.0400390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.0369873046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.035186767578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.0311431884765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.0299072265625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.0201873779296875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.017608642578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.010101318359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.00850677490234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.00778961181640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.005283355712890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.00496673583984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0033435821533203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0316162109375,
                "total_bits": 25431040.0,
                "err": 0.0400390625,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.39.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.20703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.1942138671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.1728515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.0963134765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.10748291015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.09906005859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.0975341796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.0865478515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.082763671875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.0543212890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.047088623046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.027099609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.023193359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.021148681640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.01385498046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.0133819580078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.00803375244140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12646484375,
                "total_bits": 34615296.0,
                "err": 0.047088623046875,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.39.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.10296630859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.0772705078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.0587158203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.046234130859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.05419921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.049468994140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.04803466796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.0313720703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.0287017822265625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.0275726318359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.02374267578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.0139617919921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.0118865966796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.0091705322265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.0078277587890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.00739288330078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.00586700439453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.05:4b/0.95:3b 32g s4",
                "bpw": 3.17205810546875,
                "total_bits": 212873216.0,
                "err": 0.04803466796875,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.39.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.179931640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.1697998046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.15283203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.08416748046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.093017578125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.0860595703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.08514404296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.07635498046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.07330322265625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.04730224609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.041046142578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0236358642578125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.02069091796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.01910400390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.0124359130859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.01215362548828125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00824737548828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.04730224609375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.39.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.2232666015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.2109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1895751953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.1044921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.11572265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.106689453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.10565185546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.0947265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.091064453125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.058837890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.050994873046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.02947998046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.025543212890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.0235595703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.0155792236328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.01523590087890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00986480712890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.03126703306686,
                "total_bits": 907414527.9999999,
                "err": 0.02947998046875,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.39.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.21337890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.19482421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.16796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.09661865234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.1148681640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.10595703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.09918212890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.08612060546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.08221435546875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.057952880859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.05035400390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.028961181640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.0239715576171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.0218963623046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.01531982421875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.014007568359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.01013946533203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.0312957763671875,
                "total_bits": 907419712.0,
                "err": 0.028961181640625,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.40.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.0848388671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.07965087890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.07061767578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.03961181640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.04461669921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.041351318359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.040130615234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.03558349609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.034088134765625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.0226287841796875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.019744873046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.01131439208984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.00974273681640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.00893402099609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.005931854248046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.00568389892578125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.003910064697265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0312957763671875,
                "total_bits": 203426816.0,
                "err": 0.04461669921875,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.40.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.07244873046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.06793212890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.05963134765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.033538818359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.038848876953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.03582763671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.03399658203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.0301971435546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.0290374755859375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.019622802734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.01708984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.0098114013671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.0082244873046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.0075225830078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.005130767822265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.00482177734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0032024383544921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0316162109375,
                "total_bits": 25431040.0,
                "err": 0.038848876953125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.40.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.2109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.1981201171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.176513671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.09808349609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.10931396484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.1007080078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.0992431640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.0882568359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.08441162109375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.05523681640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.0479736328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.0275726318359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.0236053466796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.0215606689453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.014068603515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.01361846923828125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.00807952880859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12646484375,
                "total_bits": 34615296.0,
                "err": 0.0479736328125,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.40.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.1497802734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.11279296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.08477783203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.06524658203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.0802001953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.07318115234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.07012939453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.04730224609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.042877197265625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.04095458984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.035247802734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.020782470703125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.0172271728515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.0139923095703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.011810302734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.01076507568359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.00913238525390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.53143310546875,
                "total_bits": 236990464.0,
                "err": 0.04730224609375,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.40.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.179931640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.169921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.15283203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.08428955078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.0931396484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.086181640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.085205078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.076416015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.073486328125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.04742431640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.041168212890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.023681640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0207672119140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.0191650390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01250457763671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.01224517822265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.008392333984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.04742431640625,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.40.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.218994140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.2066650390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1856689453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.1024169921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.1131591796875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.10467529296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.1036376953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.0927734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.0892333984375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.0576171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.04998779296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.02874755859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0250091552734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.02301025390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.0150604248046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.0147247314453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.0095062255859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:5b 128g s4",
                "bpw": 5.03126703306686,
                "total_bits": 907414527.9999999,
                "err": 0.02874755859375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        5
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.40.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.2060546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.1881103515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.16162109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.0933837890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.111328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.102783203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.0958251953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.0831298828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.079345703125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.056304931640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.04888916015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.0281219482421875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.0233306884765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.02130126953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.014892578125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.01357269287109375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.0101318359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12518310546875,
                "total_bits": 743997696.0,
                "err": 0.04888916015625,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.41.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.09197998046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.0863037109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.07659912109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.04290771484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.0482177734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.044677734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.043426513671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.03857421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.036956787109375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.024444580078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.0213470458984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.0122222900390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.0106048583984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.009735107421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.00640869140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.006160736083984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.00434112548828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0312957763671875,
                "total_bits": 203426816.0,
                "err": 0.0482177734375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.41.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.0740966796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.06951904296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.061309814453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.03436279296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.039581298828125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.0364990234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.03472900390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.0308685302734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.0296783447265625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.019927978515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.0173492431640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.0099639892578125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.0083770751953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.007671356201171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.00518798828125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.004894256591796875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0031948089599609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0316162109375,
                "total_bits": 25431040.0,
                "err": 0.039581298828125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.41.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.2100830078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.1973876953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.1763916015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.0977783203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.108642578125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.10015869140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.09893798828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.08795166015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.0843505859375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.055023193359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.04766845703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.0273895263671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.0234832763671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.021484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.0139923095703125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.0135650634765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.00801849365234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12646484375,
                "total_bits": 34615296.0,
                "err": 0.04766845703125,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.41.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.1634521484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.1142578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.08050537109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.07098388671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.0850830078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.0780029296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.07574462890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.044830322265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.042694091796875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.043212890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.0374755859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.02178955078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.0185699462890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.013916015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.0121307373046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.011199951171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.00960540771484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.53143310546875,
                "total_bits": 236990464.0,
                "err": 0.044830322265625,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.41.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.17724609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.16748046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.150390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.08294677734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.091796875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.0848388671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.08392333984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.0751953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.072265625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.046661376953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.04052734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0233154296875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.020477294921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.0189056396484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01233673095703125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.0120849609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.0083770751953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.046661376953125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.41.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.2138671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.2022705078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.181640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.1002197265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.11065673828125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.10235595703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.101318359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.09075927734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.08721923828125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.05621337890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.048828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.028045654296875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0244293212890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.022491455078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01462554931640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.01430511474609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00923919677734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125068132267442,
                "total_bits": 743976960.0,
                "err": 0.048828125,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.41.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.2060546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.18701171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.16015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.0931396484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.1116943359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.10296630859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.0958251953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.0826416015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.07891845703125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.0565185546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.048980712890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.0284881591796875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.0233001708984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.0212249755859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.01552581787109375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.0141754150390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.0102081298828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12518310546875,
                "total_bits": 743997696.0,
                "err": 0.048980712890625,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.42.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.0875244140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.082275390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.0728759765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.040802001953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.0458984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.042572021484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.04132080078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.036651611328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.03509521484375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.02325439453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.020294189453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.011627197265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.010040283203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.0092010498046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.00608062744140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.0058441162109375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.00399017333984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0312957763671875,
                "total_bits": 203426816.0,
                "err": 0.0458984375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.42.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.072998046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.068359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.060150146484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.0338134765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.038787841796875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.0357666015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.034210205078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.0303497314453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.029144287109375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.0196075439453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.017059326171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.0098114013671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.00824737548828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.007549285888671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.00510406494140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.00481414794921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0031566619873046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0316162109375,
                "total_bits": 25431040.0,
                "err": 0.038787841796875,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.42.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.2030029296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.1905517578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.169921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.09454345703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.10516357421875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.096923828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.095703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.08489990234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.08135986328125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.053131103515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.046142578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.0264739990234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.022735595703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.0207366943359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.0135345458984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.01313018798828125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0077362060546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12646484375,
                "total_bits": 34615296.0,
                "err": 0.046142578125,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.42.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.10040283203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.0750732421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.055328369140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.044342041015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.051849365234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.04742431640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.0467529296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.0305328369140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.027313232421875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.0264129638671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.0228729248046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.01340484619140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.01171112060546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.00925445556640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.007625579833984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.007236480712890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.006229400634765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 32g s4",
                "bpw": 3.12518310546875,
                "total_bits": 209727488.0,
                "err": 0.04742431640625,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.42.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.1756591796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.165771484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.149169921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.08221435546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.0908203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.08404541015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.0831298828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.0745849609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.0716552734375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.046142578125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.040130615234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0230560302734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0202178955078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.0186614990234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01210784912109375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.01184844970703125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.008087158203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.046142578125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.42.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.2086181640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.1971435546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.177001953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.09759521484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.107666015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.0997314453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.0986328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.08837890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.08489990234375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.0546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.047515869140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0273284912109375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0237274169921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.021881103515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01422119140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.013916015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.0088958740234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125068132267442,
                "total_bits": 743976960.0,
                "err": 0.047515869140625,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.42.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.1953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.176025390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.14990234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.08819580078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.10693359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.098388671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.0909423828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.07781982421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.0743408203125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.05389404296875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.046905517578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.027099609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.022369384765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.0203857421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.014678955078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.0133056640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.0104217529296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12518310546875,
                "total_bits": 743997696.0,
                "err": 0.046905517578125,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.43.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.08221435546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.07708740234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.068115234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.03826904296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.043243408203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.0401611328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.03875732421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.03436279296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.03289794921875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.02191162109375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.0191802978515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.010955810546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.009429931640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.0086517333984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.0057373046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.0054779052734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.0038299560546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0312957763671875,
                "total_bits": 203426816.0,
                "err": 0.043243408203125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.43.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.070556640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.066162109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.057830810546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.0325927734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.037841796875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.03509521484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.03302001953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.0293121337890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.028076171875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.0190887451171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.0167083740234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.009552001953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.00799560546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.00733184814453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.005016326904296875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.00467681884765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0031585693359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0316162109375,
                "total_bits": 25431040.0,
                "err": 0.037841796875,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.43.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.198486328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.186279296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.1661376953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.092041015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.1026611328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.0943603515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.0931396484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.08270263671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.07916259765625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.051910400390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.044952392578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.02587890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.022125244140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.0201873779296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.0132293701171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.01277923583984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.007556915283203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12646484375,
                "total_bits": 34615296.0,
                "err": 0.044952392578125,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.43.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.1448974609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.1231689453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.09686279296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.06524658203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.075439453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.069091796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.067626953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.0513916015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.0458984375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.0384521484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.033111572265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.01934814453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.0166473388671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.01398468017578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.0106201171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.010101318359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.0078887939453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.6:4b/0.4:3b 64g s4",
                "bpw": 3.656341552734375,
                "total_bits": 245372928.0,
                "err": 0.0458984375,
                "qparams": {
                    "group_size": 64,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.6,
                        0.4
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.43.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.1734619140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.163818359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1473388671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.081298828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.089599609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.0830078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.08221435546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.07366943359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.0706787109375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.0455322265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.0396728515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.02276611328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0199432373046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.0184173583984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.0119171142578125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.0116424560546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00792694091796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.0455322265625,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.43.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.204345703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.1929931640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.17333984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.0955810546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.10552978515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.09765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.0966796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.0865478515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.08319091796875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.05364990234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.04656982421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.026763916015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.023284912109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.0214385986328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.0139617919921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.013671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.0087738037109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125068132267442,
                "total_bits": 743976960.0,
                "err": 0.04656982421875,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.43.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.189697265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.169677734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.1436767578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.0853271484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.1046142578125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.09576416015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.08831787109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.07489013671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.07159423828125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.0528564453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.045623779296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.0267181396484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.0216522216796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.0196533203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.01477813720703125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.01338958740234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.0101165771484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12518310546875,
                "total_bits": 743997696.0,
                "err": 0.045623779296875,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.44.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.073974609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.0693359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.0611572265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.034423828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.03900146484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.036163330078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.034881591796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.0308685302734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.029541015625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.019744873046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.0172882080078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.0098876953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.0085296630859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.00782012939453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.005199432373046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.0049591064453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.0035457611083984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0312957763671875,
                "total_bits": 203426816.0,
                "err": 0.03900146484375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.44.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.07159423828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.0670166015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.058746337890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.032958984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.03802490234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.035247802734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.033416748046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.029632568359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.0283660888671875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.019134521484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.0167388916015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.0095672607421875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.008056640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.007389068603515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.005001068115234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.00469970703125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0031280517578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0316162109375,
                "total_bits": 25431040.0,
                "err": 0.03802490234375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.44.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.197265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.1851806640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.1650390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.091552734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.10198974609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.093994140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.0926513671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.082275390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.0787353515625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.05157470703125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.04473876953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.0257110595703125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.022064208984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.0201568603515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.013153076171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.012725830078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.007617950439453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12646484375,
                "total_bits": 34615296.0,
                "err": 0.04473876953125,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.44.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.148681640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.11993408203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.08135986328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.06646728515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.07818603515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.07147216796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.0692138671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.046295166015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.040283203125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.0401611328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.034698486328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.02044677734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.0178985595703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.014404296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.0117950439453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.01113128662109375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.01007080078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.53143310546875,
                "total_bits": 236990464.0,
                "err": 0.046295166015625,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.44.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.1722412109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.16259765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1461181640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.0806884765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.0889892578125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.0823974609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.08160400390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.0731201171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.0701904296875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.04522705078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.03936767578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0225982666015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0198211669921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.0182952880859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01186370849609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.01160430908203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.0079193115234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.04522705078125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.44.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.1934814453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.1826171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1641845703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.0904541015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.099853515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.0924072265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.09149169921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.08203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.07867431640625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.05078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.044097900390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.02532958984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.022064208984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.0203094482421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.013214111328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.012939453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00833892822265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.125068132267442,
                "total_bits": 743976960.0,
                "err": 0.044097900390625,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.44.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.1878662109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.1673583984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.14111328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.08465576171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.10333251953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.0946044921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.087646484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.07366943359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.07025146484375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.05224609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.045318603515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.02630615234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.021942138671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.019866943359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.01439666748046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.01303863525390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.01099395751953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12518310546875,
                "total_bits": 743997696.0,
                "err": 0.045318603515625,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.45.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.0811767578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.076171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.06732177734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.037811279296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.04266357421875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.03955078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.038330078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.033935546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.032470703125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.0216217041015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.018890380859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.01081085205078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.00933074951171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.0085601806640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.00566864013671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.00543212890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.0038013458251953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0312957763671875,
                "total_bits": 203426816.0,
                "err": 0.04266357421875,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.45.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.06793212890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.06365966796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.055816650390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.031402587890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.036407470703125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.03363037109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.03179931640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.0281829833984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.0270538330078125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.0183563232421875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.016021728515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.0091705322265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.0076904296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.007045745849609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.004802703857421875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.004482269287109375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0030040740966796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0316162109375,
                "total_bits": 25431040.0,
                "err": 0.036407470703125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.45.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.1976318359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.185302734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.164794921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.091552734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.10198974609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.09393310546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.09271240234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.082275390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.07861328125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.05157470703125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.044708251953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.02569580078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.0220489501953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.020111083984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.013153076171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.0127410888671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0076904296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12646484375,
                "total_bits": 34615296.0,
                "err": 0.044708251953125,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.45.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.121337890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.09686279296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.06988525390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.05328369140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.06494140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.05938720703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.056610107421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.039459228515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.0355224609375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.033447265625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.028961181640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.017059326171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.01483917236328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.01248931884765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.00997161865234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.009185791015625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.0089111328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.53143310546875,
                "total_bits": 236990464.0,
                "err": 0.039459228515625,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.45.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.1614990234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.15234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1370849609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.07550048828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.08343505859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.0771484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.07647705078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.0684814453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.06585693359375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.04241943359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.036895751953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0211944580078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.01861572265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.017181396484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01116943359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.01093292236328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00749969482421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.04241943359375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.45.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.177490234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.1678466796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.15087890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.08306884765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.09161376953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.08477783203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.08404541015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.07525634765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.07232666015625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.046630859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.040496826171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0232391357421875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0202484130859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.018646240234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.0121307373046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.01184844970703125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00763702392578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.046630859375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.45.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.1629638671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.143798828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.12115478515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.07342529296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.0899658203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.08197021484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.07611083984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.0634765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.060516357421875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.045654296875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.039520263671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.0232086181640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.0195465087890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.017730712890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.0130615234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.0119476318359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.010650634765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.0312957763671875,
                "total_bits": 727064640.0,
                "err": 0.045654296875,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.46.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.076171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.071533203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.063232421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.035430908203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.0400390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.037200927734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.035858154296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.0318603515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.0304718017578125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.0202789306640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.0177154541015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.0101318359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.0087432861328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.008026123046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.005321502685546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.005092620849609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.0035572052001953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0312957763671875,
                "total_bits": 203426816.0,
                "err": 0.0400390625,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.46.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.0660400390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.061981201171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.054229736328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.0305023193359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.03546142578125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.0328369140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.0308990478515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.0274810791015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.0263519287109375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.01788330078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.0156402587890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.00894927978515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.007476806640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.00685882568359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.0046844482421875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.00437164306640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.0029315948486328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0316162109375,
                "total_bits": 25431040.0,
                "err": 0.03546142578125,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.46.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.2021484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.1900634765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.169189453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.09393310546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.1046142578125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.09625244140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.09515380859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.08428955078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.0806884765625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.052886962890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.045806884765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.0263519287109375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.02264404296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.0206756591796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.0135040283203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.01308441162109375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.00789642333984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 32g s4",
                "bpw": 4.12646484375,
                "total_bits": 34615296.0,
                "err": 0.045806884765625,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.46.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.10675048828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.08111572265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.061309814453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.045928955078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.05792236328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.05230712890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.049591064453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.033538818359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.0325927734375,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.0295257568359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.02557373046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.01520538330078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.01324462890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.01123046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.00908660888671875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.00832366943359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.0084228515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.1:4b/0.9:3b 32g s4",
                "bpw": 3.21893310546875,
                "total_bits": 216018944.0,
                "err": 0.045928955078125,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.1,
                        0.9
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.46.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.1407470703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.1329345703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.11962890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.06585693359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.07275390625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.0672607421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.0665283203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.05975341796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.05743408203125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.0369873046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.032135009765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.01849365234375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.016265869140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.0150146484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.00977325439453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.00955963134765625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.00665283203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.0369873046875,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.46.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.148681640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.1263427734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.06964111328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.07696533203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.071044921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.0703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.06317138671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.060699462890625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.039154052734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.03399658203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.019561767578125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.0171661376953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.015899658203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.01035308837890625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.0101318359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.007049560546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.03126703306686,
                "total_bits": 727059455.9999999,
                "err": 0.039154052734375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.46.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.06976318359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.060791015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.050506591796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.031829833984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.04046630859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.036346435546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.03314208984375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.0271453857421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.02606201171875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.0207366943359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.017791748046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.0106048583984375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.008941650390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.00814056396484375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.006168365478515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.005519866943359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.00542449951171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0312957763671875,
                "total_bits": 546709568.0,
                "err": 0.04046630859375,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.47.self_attn.q_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.06298828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.059112548828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.052001953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.029205322265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.033599853515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.030975341796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.0295867919921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.0262451171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.0251617431640625,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.01702880859375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.01482391357421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.00853729248046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.007297515869140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.006710052490234375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.00455474853515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.004322052001953125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.003170013427734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:3b 128g s4",
                "bpw": 3.0312957763671875,
                "total_bits": 203426816.0,
                "err": 0.033599853515625,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        3
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.47.self_attn.k_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.05548095703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.052001953125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.04522705078125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.0255279541015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.0299835205078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.0277252197265625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.02587890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.02294921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.022003173828125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.01509857177734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.01319122314453125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.00756072998046875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.00629425048828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.005771636962890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.003993988037109375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.0037059783935546875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.002544403076171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                "bpw": 2.72021484375,
                "total_bits": 22818816.0,
                "err": 0.04522705078125,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.1,
                        0.4,
                        0.5
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.47.self_attn.v_proj",
            "numel": 8388608,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17333984375,
                    "total_bits": 18231296.0,
                    "err": 0.169921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37646484375,
                    "total_bits": 19935232.0,
                    "err": 0.159423828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.72021484375,
                    "total_bits": 22818816.0,
                    "err": 0.1416015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.22021484375,
                    "total_bits": 27013120.0,
                    "err": 0.0787353515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0316162109375,
                    "total_bits": 25431040.0,
                    "err": 0.08819580078125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12646484375,
                    "total_bits": 26226688.0,
                    "err": 0.0809326171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17333984375,
                    "total_bits": 26619904.0,
                    "err": 0.0797119140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53271484375,
                    "total_bits": 29634560.0,
                    "err": 0.0706787109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656982421875,
                    "total_bits": 30676992.0,
                    "err": 0.06768798828125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0316162109375,
                    "total_bits": 33819648.0,
                    "err": 0.044647216796875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12646484375,
                    "total_bits": 34615296.0,
                    "err": 0.03857421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0316162109375,
                    "total_bits": 42208256.0,
                    "err": 0.02227783203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.22021484375,
                    "total_bits": 43790336.0,
                    "err": 0.0190582275390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53271484375,
                    "total_bits": 46411776.0,
                    "err": 0.0173797607421875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0316162109375,
                    "total_bits": 50596864.0,
                    "err": 0.01145172119140625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2191162109375,
                    "total_bits": 52169728.0,
                    "err": 0.01107025146484375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12646484375,
                    "total_bits": 68169728.0,
                    "err": 0.006816864013671875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "1.0:4b 128g s4",
                "bpw": 4.0316162109375,
                "total_bits": 33819648.0,
                "err": 0.044647216796875,
                "qparams": {
                    "group_size": 128,
                    "bits": [
                        4
                    ],
                    "bits_prop": [
                        1.0
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.47.self_attn.o_proj",
            "numel": 67108864,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.17205810546875,
                    "total_bits": 145764352.0,
                    "err": 0.057525634765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 159395840.0,
                    "err": 0.04376220703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.71893310546875,
                    "total_bits": 182464512.0,
                    "err": 0.0325927734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.21893310546875,
                    "total_bits": 216018944.0,
                    "err": 0.0252838134765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 203426816.0,
                    "err": 0.0312042236328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 209727488.0,
                    "err": 0.02783203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.17205810546875,
                    "total_bits": 212873216.0,
                    "err": 0.02685546875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.53143310546875,
                    "total_bits": 236990464.0,
                    "err": 0.018280029296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656341552734375,
                    "total_bits": 245372928.0,
                    "err": 0.0170440673828125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 270535680.0,
                    "err": 0.0161590576171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 276836352.0,
                    "err": 0.0141754150390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 337644544.0,
                    "err": 0.00872039794921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.21893310546875,
                    "total_bits": 350236672.0,
                    "err": 0.00827789306640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.53143310546875,
                    "total_bits": 371208192.0,
                    "err": 0.00728607177734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 404753408.0,
                    "err": 0.005725860595703125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.2187957763671875,
                    "total_bits": 417336320.0,
                    "err": 0.005458831787109375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 545271808.0,
                    "err": 0.006134033203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.25:3b/0.75:2b 32g s4",
                "bpw": 2.37518310546875,
                "total_bits": 159395840.0,
                "err": 0.04376220703125,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.25,
                        0.75
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.47.mlp.gate_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.1162109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.10968017578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.09820556640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.054412841796875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.0601806640625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.055633544921875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.055023193359375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.049224853515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.047332763671875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.0308685302734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.026885986328125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0154571533203125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.01409912109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.01312255859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.00849151611328125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.00830841064453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.007110595703125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.6:4b/0.4:3b 64g s4",
                "bpw": 3.656284066133721,
                "total_bits": 659429376.0,
                "err": 0.047332763671875,
                "qparams": {
                    "group_size": 64,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.6,
                        0.4
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.47.mlp.up_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.171943132267442,
                    "total_bits": 391720960.00000006,
                    "err": 0.1060791015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.375068132267442,
                    "total_bits": 428355584.00000006,
                    "err": 0.10009765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.718818132267442,
                    "total_bits": 490352640.00000006,
                    "err": 0.089599609375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.218818132267442,
                    "total_bits": 580530176.0,
                    "err": 0.049713134765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312670330668605,
                    "total_bits": 546704384.0,
                    "err": 0.05511474609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.125068132267442,
                    "total_bits": 563621888.0,
                    "err": 0.0509033203125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.171943132267442,
                    "total_bits": 572076032.0,
                    "err": 0.05029296875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.531318132267442,
                    "total_bits": 636891136.0,
                    "err": 0.045013427734375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.656284066133721,
                    "total_bits": 659429376.0,
                    "err": 0.04327392578125,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.03126703306686,
                    "total_bits": 727059455.9999999,
                    "err": 0.02825927734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.125068132267442,
                    "total_bits": 743976960.0,
                    "err": 0.0246124267578125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.03126703306686,
                    "total_bits": 907414527.9999999,
                    "err": 0.0142059326171875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.218818132267442,
                    "total_bits": 941240320.0,
                    "err": 0.01303863525390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.531318132267442,
                    "total_bits": 997601280.0,
                    "err": 0.01215362548828125,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.03126703306686,
                    "total_bits": 1087769600.0,
                    "err": 0.007904052734375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.21876703306686,
                    "total_bits": 1121586176.0,
                    "err": 0.00774383544921875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.125068132267442,
                    "total_bits": 1465397248.0,
                    "err": 0.006809234619140625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.4:4b/0.6:3b 32g s4",
                "bpw": 3.531318132267442,
                "total_bits": 636891136.0,
                "err": 0.045013427734375,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        4,
                        3
                    ],
                    "bits_prop": [
                        0.4,
                        0.6
                    ],
                    "scale_bits": 4
                }
            }
        },
        {
            "key": "model.layers.47.mlp.down_proj",
            "numel": 180355072,
            "options": [
                {
                    "desc": "0.05:3b/0.95:2b 32g s4",
                    "bpw": 2.177508686864099,
                    "total_bits": 392724736.0,
                    "err": 0.048004150390625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.25:3b/0.75:2b 32g s4",
                    "bpw": 2.37518310546875,
                    "total_bits": 428376320.0,
                    "err": 0.040679931640625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.25,
                            0.75
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.4:3b/0.5:2b 32g s4",
                    "bpw": 2.7240203147710758,
                    "total_bits": 491290880.00000006,
                    "err": 0.031646728515625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3,
                            2
                        ],
                        "bits_prop": [
                            0.1,
                            0.4,
                            0.5
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:4b/0.9:3b 32g s4",
                    "bpw": 3.2240203147710758,
                    "total_bits": 581468416.0,
                    "err": 0.02166748046875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 128g s4",
                    "bpw": 3.0312957763671875,
                    "total_bits": 546709568.0,
                    "err": 0.0318603515625,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:3b 32g s4",
                    "bpw": 3.12518310546875,
                    "total_bits": 563642624.0,
                    "err": 0.027587890625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            3
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.05:4b/0.95:3b 32g s4",
                    "bpw": 3.177508686864099,
                    "total_bits": 573079808.0,
                    "err": 0.022918701171875,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.05,
                            0.95
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:4b/0.6:3b 32g s4",
                    "bpw": 3.5263458961664242,
                    "total_bits": 635994368.0,
                    "err": 0.0185394287109375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.6:4b/0.4:3b 64g s4",
                    "bpw": 3.6614287620367008,
                    "total_bits": 660357248.0,
                    "err": 0.01824951171875,
                    "qparams": {
                        "group_size": 64,
                        "bits": [
                            4,
                            3
                        ],
                        "bits_prop": [
                            0.6,
                            0.4
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 128g s4",
                    "bpw": 4.0312957763671875,
                    "total_bits": 727064640.0,
                    "err": 0.015960693359375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:4b 32g s4",
                    "bpw": 4.12518310546875,
                    "total_bits": 743997696.0,
                    "err": 0.01393890380859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            4
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:5b 128g s4",
                    "bpw": 5.0312957763671875,
                    "total_bits": 907419712.0,
                    "err": 0.00844573974609375,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            5
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:6b/0.9:5b 32g s4",
                    "bpw": 5.224020314771075,
                    "total_bits": 942178560.0,
                    "err": 0.007171630859375,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.4:6b/0.6:5b 32g s4",
                    "bpw": 5.526345896166425,
                    "total_bits": 996704512.0,
                    "err": 0.006717681884765625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            6,
                            5
                        ],
                        "bits_prop": [
                            0.4,
                            0.6
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:6b 128g s4",
                    "bpw": 6.0312957763671875,
                    "total_bits": 1087774784.0,
                    "err": 0.005260467529296875,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            6
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "0.1:8b/0.9:6b 128g s4",
                    "bpw": 6.228970194971839,
                    "total_bits": 1123426368.0,
                    "err": 0.004444122314453125,
                    "qparams": {
                        "group_size": 128,
                        "bits": [
                            8,
                            6
                        ],
                        "bits_prop": [
                            0.1,
                            0.9
                        ],
                        "scale_bits": 4
                    }
                },
                {
                    "desc": "1.0:8b 32g s4",
                    "bpw": 8.12518310546875,
                    "total_bits": 1465417984.0,
                    "err": 0.005313873291015625,
                    "qparams": {
                        "group_size": 32,
                        "bits": [
                            8
                        ],
                        "bits_prop": [
                            1.0
                        ],
                        "scale_bits": 4
                    }
                }
            ],
            "best_option": {
                "desc": "0.05:3b/0.95:2b 32g s4",
                "bpw": 2.177508686864099,
                "total_bits": 392724736.0,
                "err": 0.048004150390625,
                "qparams": {
                    "group_size": 32,
                    "bits": [
                        3,
                        2
                    ],
                    "bits_prop": [
                        0.05,
                        0.95
                    ],
                    "scale_bits": 4
                }
            }
        }
    ],
    "last_module_idx": 98,
    "base_perplexity": 8.555342447858623
}