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gemini-2.5-pro / cuda4bc599

GEMM n6144 k4096 · m = 40 · fp16 · run 01a02032-51e0…
●passedReported evidence

Not re-observed recently.

Primary measurement
19.0µsmean

Rank 1 in its comparison group · source-native comparison · observed 2025-10-16

7.66× reference

Identity
implementationgemini-2.5-pro_cuda_4bc599
projectgemini-2.5-pro
revisionda915083d4c7c5e61aa3005e3d17ae488e0fc71c
workloadm = 40 · fp16
comparison keysha256:1dc0924f2475ebf3…
sourceFlashInfer-Bench
external idtrace/gemini-2.5-pro_cuda_4bc599/9c87618b-7b6e-43b5-9169-dc68e949097a
sha256:790173cdb3ef2ff63a6d824…

Correctness

comparatorflashinfer_bench_eval
max absolute error0
max relative error0
resultpassed

Workload

m40
afp16 [40, 4096]
bfp16 [6144, 4096]
definition comparatorsol_execbench_eval

Measurements

latency · mean19.0 µs

Protocol

harnessflashinfer-bench
timerharness_reported
primaryStatisticmean
correctnessReferencedefinition reference implementation
comparabilityFamilyflashinfer_bench_trace

Environment

gpuNVIDIA B200 (unknown)
cudaToolkit12.8
frameworkpytorch 2.8.0+cu128

Artifacts

No artifacts published with this run.

Replications and notes

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Canonical manifest

Show manifest
{
  "run": {
    "kind": "BenchmarkRun",
    "spec": {
      "status": "passed",
      "timing": {
        "latencyNs": {
          "mean": 18970
        },
        "primaryStatistic": "mean"
      },
      "observedAt": "2025-10-16T01:23:36.489Z",
      "correctness": {
        "comparator": "sol_execbench_eval",
        "maximumAbsoluteError": 0,
        "maximumRelativeError": 0
      },
      "sourceNative": {
        "source": "flashinfer-bench",
        "metrics": {
          "latency_ms": 0.01897019987721558,
          "speedup_factor": 7.658728262452825,
          "reference_latency_ms": 0.14528760594401008
        },
        "benchmark": "gemm_n6144_k4096"
      },
      "protocolDigest": "sha256:7d44d206ad086b4bece35ce31f6531ebb11f07e0d9dcfb74c75be86d3ec02095",
      "workloadDigest": "sha256:bdd7a85de586be587b2971fbe842180cb28937c849805754f77fa07088715921",
      "environmentDigest": "sha256:f4292a8be127b7230cd3995c1d605fb6c644e2c2f94566e1d28cc1be766ca5d5",
      "implementationDigest": "sha256:5f7701c65c849769e2afde4758abeb07be8ea616b7ac1add7e78ff0988abdc06"
    },
    "metadata": {
      "name": "sol-trace-gemm-n6144-k4096-9c87618b",
      "title": "gemini-2.5-pro_cuda_4bc599 · gemm_n6144_k4096"
    },
    "apiVersion": "kernelindex.dev/v1alpha1"
  },
  "protocol": {
    "kind": "BenchmarkProtocol",
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      "harness": {
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      },
      "correctness": {
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        "comparator": "flashinfer_bench_eval"
      },
      "measurement": {
        "timer": "harness_reported",
        "primaryStatistic": "mean"
      },
      "comparability": {
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      }
    },
    "metadata": {
      "name": "flashinfer-bench-trace",
      "title": "FlashInfer-Bench trace harness"
    },
    "apiVersion": "kernelindex.dev/v1alpha1"
  },
  "environment": {
    "kind": "ExecutionEnvironment",
    "spec": {
      "hardware": {
        "vendor": "nvidia",
        "product": "NVIDIA B200",
        "architecture": "unknown"
      },
      "software": {
        "framework": {
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          "version": "2.8.0+cu128"
        },
        "libraries": {
          "triton": "3.4.0"
        },
        "cudaToolkit": "12.8"
      }
    },
    "metadata": {
      "name": "sol-trace-nvidia-b200-2-8-0-cu128-3-4-0-12-8",
      "title": "NVIDIA B200 (trace-reported software)"
    },
    "apiVersion": "kernelindex.dev/v1alpha1"
  }
}
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Published 2026-08-20 · FlashInfer-Bench · Apache-2.0All results for GEMM n6144 k4096 →JSON