KernelOpt
Flux multi head RMSNorm QK · suite of 16 cases · mean latency · run 01a03529-e9a6…
●passedReported evidence
Primary measurement
25.8µsmean
Rank 8 in its comparison group · source-native comparison · observed 2026-04-27
SOL 0.5694 · 1.25× reference · 16/16 cases faster
Identity
implementationKernelOpt
projectKernelOpt
revisionsubmission-2021
workloadsuite of 16 cases · mean latency
comparison keysha256:2d7756677d4bd120…
sourceNVIDIA SOL-ExecBench
external idsubmission/2021
sha256:b8e2b96b3b2b5590e522ee5…
Correctness
Marked passed by the source; the correctness policy was not published.
Workload
definition comparatorsol_execbench_eval
descriptionCorrectness must pass on every case in the SOL evaluation stack.
Measurements
latency · mean25.8 µs
Protocol
harnessSOL-ExecBench evaluation stack v1.0
timerharness_reported
primaryStatisticmean
correctnessReferencedefinition reference implementation
comparabilityFamilysol_execbench_leaderboard
Environment
gpuNVIDIA B200 (sm_100)
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.
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Canonical manifest
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{
"run": {
"kind": "BenchmarkRun",
"spec": {
"status": "passed",
"timing": {
"latencyNs": {
"mean": 25829
},
"primaryStatistic": "mean"
},
"observedAt": "2026-04-27T13:11:40.435Z",
"sourceNative": {
"source": "sol-execbench",
"metrics": {
"sol_score": 0.569379,
"latency_ms": 0.025829,
"avg_speedup": 1.2533,
"fast_1_count": 16,
"fast_1_total": 16
},
"benchmark": "038_flux_multi_head_rmsnorm_qk",
"externalId": "2021"
},
"protocolDigest": "sha256:2964c5c4ed9cb0dcdc0f74674035bc71bf5e66620939e38441060f76434ed3e5",
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},
"metadata": {
"name": "sol-submission-2021",
"title": "KernelOpt · 038_flux_multi_head_rmsnorm_qk · B200",
"labels": {
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}
},
"apiVersion": "kernelindex.dev/v1alpha1"
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"protocol": {
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"spec": {
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"correctness": {
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"measurement": {
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"primaryStatistic": "mean"
},
"comparability": {
"notes": "Suite-mean latency and SOL-Score as published by the SOL-ExecBench leaderboard. Comparable only within one definition, GPU type, and evaluation stack version.",
"family": "sol_execbench_leaderboard"
}
},
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},
"apiVersion": "kernelindex.dev/v1alpha1"
}
}Cite this record (permalink, digest, access date)
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Published 2026-08-24 · NVIDIA SOL-ExecBenchAll results for Flux multi head RMSNorm QK →JSON