gpt-5 / triton21bcc2
RMSNorm h4096 · batch_size = 170 · bf16 · run 01a02032-5ac0…
●passedReported evidence
Not re-observed recently.
Primary measurement
10.2µsmean
Rank 4 in its comparison group · source-native comparison · observed 2025-10-16
68.60× reference
Identity
implementationgpt-5_triton_21bcc2
projectgpt-5-2025-08-07
revisionda915083d4c7c5e61aa3005e3d17ae488e0fc71c
workloadbatch_size = 170 · bf16
comparison keysha256:428cd4ec53bf6e6c…
sourceFlashInfer-Bench
external idtrace/gpt-5_triton_21bcc2/b010c7f2-801d-41c0-b5d0-be619ecb4090
sha256:a1ed0f08c3e8188d8cd8c69…
Correctness
comparatorflashinfer_bench_eval
max absolute error0.0078125
max relative error0.00704225292429328
resultpassed
Workload
batch_size170
weightbf16 [4096]
hidden_statesbf16 [170, 4096]
definition comparatorsol_execbench_eval
Measurements
latency · mean10.2 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
No artifacts published with this run.
Replications and notes
No attestations yet.
Community attestations. They never change the evidence level; only a KernelIndex-controlled rerun does.
Add a reproduction or note
Canonical manifest
Show manifestHide manifest
{
"run": {
"kind": "BenchmarkRun",
"spec": {
"status": "passed",
"timing": {
"latencyNs": {
"mean": 10237
},
"primaryStatistic": "mean"
},
"observedAt": "2025-10-16T12:16:34.784Z",
"correctness": {
"comparator": "sol_execbench_eval",
"maximumAbsoluteError": 0.0078125,
"maximumRelativeError": 0.00704225292429328
},
"sourceNative": {
"source": "flashinfer-bench",
"metrics": {
"latency_ms": 0.010236952176194154,
"speedup_factor": 68.60493841005204,
"reference_latency_ms": 0.7023054735544482
},
"benchmark": "rmsnorm_h4096"
},
"protocolDigest": "sha256:7d44d206ad086b4bece35ce31f6531ebb11f07e0d9dcfb74c75be86d3ec02095",
"workloadDigest": "sha256:e632e041b1c27018d4c68be368503b3f54bc8d8bf0f9f8347f99da6982c01353",
"environmentDigest": "sha256:f4292a8be127b7230cd3995c1d605fb6c644e2c2f94566e1d28cc1be766ca5d5",
"implementationDigest": "sha256:fde311bab96aaa5b07c6b6d67d98fa76031e2e7a0d771525039739dc2f2f5d98"
},
"metadata": {
"name": "sol-trace-rmsnorm-h4096-b010c7f2",
"title": "gpt-5_triton_21bcc2 · rmsnorm_h4096"
},
"apiVersion": "kernelindex.dev/v1alpha1"
},
"protocol": {
"kind": "BenchmarkProtocol",
"spec": {
"harness": {
"name": "flashinfer-bench",
"repository": "https://github.com/flashinfer-ai/flashinfer-bench"
},
"correctness": {
"reference": "definition reference implementation",
"comparator": "flashinfer_bench_eval"
},
"measurement": {
"timer": "harness_reported",
"primaryStatistic": "mean"
},
"comparability": {
"family": "flashinfer_bench_trace"
}
},
"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": {
"name": "pytorch",
"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"
}
}Cite this record (permalink, digest, access date)
Report an issue with this run
Published 2026-08-20 · FlashInfer-Bench · Apache-2.0All results for RMSNorm h4096 →JSON