{
  "date": "2026-08-23",
  "device": "NVIDIA GB10",
  "cutlass_dsl": "4.6.2",
  "rows": 128,
  "tile_shape_mnk": [128, 128, 128],
  "warmup": 5,
  "iterations": 20,
  "results": {
    "attn_qkv_proj": {
      "n_tiles": 168,
      "k_tiles": 42,
      "prepacked_gemm_ms": 0.4769120216369629,
      "activation_quantize_ms": 0.05241439938545227,
      "reference_complete_projection_ms": 0.49579682350158694,
      "streamed_gemm_ms": 4.529531097412109,
      "streamed_vs_prepacked": 9.497624073020535,
      "streamed_vs_reference_complete": 9.135861471281917,
      "repeated_producer_overhead_ms": 4.052619075775146,
      "minimum_theoretical_n_reuse_to_cover_quantize_cost": 78
    },
    "attn_out_proj": {
      "n_tiles": 42,
      "k_tiles": 56,
      "prepacked_gemm_ms": 0.054211199283599854,
      "activation_quantize_ms": 0.05055999755859375,
      "reference_complete_projection_ms": 0.11322239637374878,
      "streamed_gemm_ms": 1.4691216468811035,
      "streamed_vs_prepacked": 27.09996580587633,
      "streamed_vs_reference_complete": 12.975539238999248,
      "repeated_producer_overhead_ms": 1.4149104475975036,
      "minimum_theoretical_n_reuse_to_cover_quantize_cost": 28
    },
    "mlp_fc1": {
      "n_tiles": 224,
      "k_tiles": 42,
      "prepacked_gemm_ms": 0.46705121994018556,
      "activation_quantize_ms": 0.051630401611328126,
      "reference_complete_projection_ms": 0.45939040184020996,
      "streamed_gemm_ms": 5.716193771362304,
      "streamed_vs_prepacked": 12.238901275312733,
      "streamed_vs_reference_complete": 12.442997825954953,
      "repeated_producer_overhead_ms": 5.249142551422119,
      "minimum_theoretical_n_reuse_to_cover_quantize_cost": 102
    }
  },
  "producer_overhead_per_n_k_tile_ms_range": [0.0005579445739181673, 0.000601577571257442],
  "decision": "Reject one-A-producer-per-output-N-CTA scheduling. Required N reuse factors of 28-102 are not practical with duplicate accumulator state. Prototype a bounded global packed-tile ring or persistent work queue before canonical-shape runtime integration.",
  "numerical_status": "All timed streamed outputs remain bit-exact."
}