h3-blackwell-runtime/benchmarks/gb10-cute-p1-timing-stream-mlp-fc1.json

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{
"device": "NVIDIA GB10",
"torch": "2.9.1+cu130",
"cutlass_dsl": "4.6.2",
"metadata": {
"width": 1344,
"height": 768,
"frames": 124,
"steps": 12,
"sampler_step": 1,
"seed": 440420,
"text_tokens": 100,
"hidden_shape": [
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],
"segments": [
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0,
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1
],
[
100,
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2
],
[
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]
]
},
"linear": "mlp_fc1",
"rows": 128,
"mnk": [
128,
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5376
],
"tile_shape_mnk": [
128,
128,
128
],
"swap_nibbles": false,
"reencode_fp4": true,
"zero_a": false,
"fuse_alpha": true,
"stream_a": true,
"streamed_activation_materialization": {
"global_qdata": false,
"global_sfa": false
},
"timing": {
"warmup": 5,
"iterations": 20,
"total_ms": 114.3238754272461,
"mean_ms": 5.716193771362304
},
"cute_shapes": {
"a": "(128, 5376, 1)",
"b": "(28672, 5376, 1)",
"sfa": "(1,)",
"sfb": "(28672, 336, 1)",
"c": "(128, 28672, 1)"
},
"tensor_scales": {
"a": 0.00494384765625,
"b": 0.0023651123046875,
"alpha": 1.1692754924297333e-05
},
"raw_output": {
"dtype": "torch.bfloat16",
"checksum": -3814965.5,
"max_abs": 95.0,
"nonzero": 3670016,
"finite": true
},
"raw_blockscaled_parity": {
"applicable": false,
"reference_checksum": -326266716160.0,
"candidate_checksum": -3814965.5,
"equal": false,
"max_abs": 8126369.0,
"mean_abs": 646601.3125
},
"reference_checksum": -3814965.5,
"candidate_checksum": -3814965.5,
"equal": true,
"max_abs": 0.0,
"mean_abs": 0.0,
"relative_l2": 0.0,
"numerical_note": "The experimental epilogue applies the FP32 global-scale product before BF16 conversion."
}