gpt-5_triton_f88811
GQA paged decode h32 kv4 d128 ps1 · num_pages = 29084 · batch_size = 16 · len_indptr = 17 · num_kv_indices = 19815 · bf16 · run 01a02032-5791…
●passedReported evidence
Not re-observed recently.
Primary measurement
235.2µsmean
Rank 2 in its comparison group · source-native comparison · observed 2025-10-16
1945.65× reference
Identity
implementationgpt-5_triton_f88811
projectgpt-5-2025-08-07
revisionda915083d4c7c5e61aa3005e3d17ae488e0fc71c
workloadnum_pages = 29084 · batch_size = 16 · len_indptr = 17 · num_kv_indices = 19815 · bf16
comparison keysha256:2a18b5a2a4f57e1a…
sourceFlashInfer-Bench
external idtrace/gpt-5_triton_f88811/24e86029-a42d-4454-8e86-c61c1e7a42bf
sha256:a86b6536d7d47d7191b8e61…
Correctness
comparatorflashinfer_bench_eval
max absolute error0.000244140625
max relative error0.023869214579463005
resultpassed
Workload
num_pages29084
batch_size16
len_indptr17
num_kv_indices19815
qbf16 [16, 32, 128]
k_cachebf16 [29084, 1, 4, 128]
v_cachebf16 [29084, 1, 4, 128]
kv_indptrint32 [17]
kv_indicesint32 [19815]
definition comparatorsol_execbench_eval
Measurements
latency · mean235.2 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
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Replications and notes
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Community attestations. They never change the evidence level; only a KernelIndex-controlled rerun does.
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{
"run": {
"kind": "BenchmarkRun",
"spec": {
"status": "passed",
"timing": {
"latencyNs": {
"mean": 235165
},
"primaryStatistic": "mean"
},
"observedAt": "2025-10-16T01:47:38.187Z",
"correctness": {
"comparator": "sol_execbench_eval",
"maximumAbsoluteError": 0.000244140625,
"maximumRelativeError": 0.023869214579463005
},
"sourceNative": {
"source": "flashinfer-bench",
"metrics": {
"latency_ms": 0.23516502001884798,
"speedup_factor": 1945.6501592197112,
"reference_latency_ms": 457.5488586425781
},
"benchmark": "gqa_paged_decode_h32_kv4_d128_ps1"
},
"protocolDigest": "sha256:7d44d206ad086b4bece35ce31f6531ebb11f07e0d9dcfb74c75be86d3ec02095",
"workloadDigest": "sha256:c01decfba040a078791bbdf4fbbe4acc99fad5a20347c8876bf5cde096157dda",
"environmentDigest": "sha256:f4292a8be127b7230cd3995c1d605fb6c644e2c2f94566e1d28cc1be766ca5d5",
"implementationDigest": "sha256:09a3a02d28d801076ad976133b410f793223f2428100276618e716be6d2567ac"
},
"metadata": {
"name": "sol-trace-gqa-paged-decode-h32-kv4-d128-ps1-24e86029",
"title": "gpt-5_triton_f88811 · gqa_paged_decode_h32_kv4_d128_ps1"
},
"apiVersion": "kernelindex.dev/v1alpha1"
},
"protocol": {
"kind": "BenchmarkProtocol",
"spec": {
"harness": {
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"repository": "https://github.com/flashinfer-ai/flashinfer-bench"
},
"correctness": {
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"comparator": "flashinfer_bench_eval"
},
"measurement": {
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"primaryStatistic": "mean"
},
"comparability": {
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}
},
"metadata": {
"name": "flashinfer-bench-trace",
"title": "FlashInfer-Bench trace harness"
},
"apiVersion": "kernelindex.dev/v1alpha1"
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"environment": {
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"spec": {
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},
"software": {
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}
},
"metadata": {
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"title": "NVIDIA B200 (trace-reported software)"
},
"apiVersion": "kernelindex.dev/v1alpha1"
}
}Cite this record (permalink, digest, access date)
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Published 2026-08-20 · FlashInfer-Bench · Apache-2.0All results for GQA paged decode h32 kv4 d128 ps1 →JSON