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RMSNorm h512

93 eligible runs
rmsnorm

Root Mean Square Normalization with hidden_size=512. Captured from DeepSeek-V3/R1. Epsilon is fixed at 1e-6.

Fastest reported
2.73µsmean · 73% of SOL
Amir M. Mir | SF TensorLicense unknown · unknown

Reported evidence · last observed 2026-08-18. Reported by source; not independently reproduced. No public source. License unknown.

No public sourceRun detail →

Current records

Source-native comparison · GPU NVIDIA B200 · Workload suite of 8 cases · mean latency · Protocol SOL-ExecBench evaluation stack v1.1 · mean · 26 results · last observed 2026-08-21Record history →
#
Implementation
Latency
vs #1
Trust
Observed
1
2.73µs73% SOL
1.00×
Reported · license unknown · no source
2026-08-18

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
1=
2.73µs73% SOL
1.00×
Reported · license unknown · no source
2026-07-23

Measured exactly what you asked; tied ranks share a number. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
2
2.79µs72% SOL
1.02×
Reported · license unknown · no source
2026-08-21

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
3
2.80µs72% SOL
1.03×
Reported · license unknown · no source
2026-08-21

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
4
2.80µs72% SOL
1.03×
Reported · license unknown · no source
2026-07-30

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
5
2.81µs72% SOL
1.03×
Reported · license unknown · no source
2026-07-22

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
6
2.83µs72% SOL
1.04×
Reported · license unknown · no source
2026-07-30

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
6=
2.83µs72% SOL
1.04×
Reported · license unknown · no source
2026-07-30

Measured exactly what you asked; tied ranks share a number. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
7
2.91µs71% SOL
1.07×
Reported · license unknown · no source
2026-07-10

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
8
2.95µs71% SOL
1.08×
Reported · license unknown · no source
2026-08-18

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
9
2.96µs71% SOL
1.09×
Reported · license unknown · no source
2026-07-10

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
10
3.08µs69% SOL
1.13×
Reported · license unknown · no source
2026-08-08

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
11
3.13µs69% SOL
1.15×
Reported · license unknown · no source
2026-08-02

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
12
3.17µs69% SOL
1.16×
Reported · license unknown · no source
2026-07-27

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
13
3.20µs68% SOL
1.18×
Reported · license unknown · no source
2026-07-29

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
14
3.29µs68% SOL
1.21×
Reported · license unknown · no source
2026-07-10

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
15
3.33µs67% SOL
1.22×
Reported · license unknown · no source
2026-07-28

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
16
3.41µs67% SOL
1.25×
Reported · license unknown · no source
2026-07-26

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
17
3.43µs66% SOL
1.26×
Reported · license unknown · no source
2026-07-23

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
18
3.46µs66% SOL
1.27×
Reported · license unknown · no source
2026-07-18

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
19
3.50µs66% SOL
1.29×
Reported · license unknown · no source
2026-07-10

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
20
3.73µs64% SOL
1.37×
Reported · license unknown · no source
2026-07-14

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
21
3.78µs64% SOL
1.39×
Reported · license unknown · no source
2026-07-10

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
22
4.16µs61% SOL
1.53×
Reported · license unknown · no source
2026-07-10

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
23
4.31µs60% SOL
1.58×
Reported · license unknown · no source
2026-07-10

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →
24
4.40µs59% SOL
1.62×
Reported · license unknown · no source
2026-07-30

Measured exactly what you asked. Reported by source; not independently reproduced.

no sourcelicense unknownno install recipeRun detail →

Implementations

Implementation
Runtime
Best latency
Evidence
Availability
unknown
2.84µs
1.04×
Reported
license unknown · no source
unknown
2.81µs
1.03×
Reported
license unknown · no source
unknown
2.73µs
1.00×
Reported
license unknown · no source
unknown
2.80µs
1.03×
Reported
license unknown · no source
unknown
2.73µs
1.00×
Reported
license unknown · no source
unknown
2.79µs
1.02×
Reported
license unknown · no source
unknown
2.91µs
1.07×
Reported
license unknown · no source
unknown
3.25µs
1.19×
Reported
license unknown · no source
Show all 46 implementations ›
unknown
3.38µs
1.24×
Reported
license unknown · no source
unknown
3.46µs
1.27×
Reported
license unknown · no source
unknown
3.73µs
1.37×
Reported
license unknown · no source
unknown
3.78µs
1.39×
Reported
license unknown · no source
unknown
4.14µs
1.52×
Reported
license unknown · no source
unknown
4.40µs
1.62×
Reported
license unknown · no source
unknown
2.80µs
1.03×
Reported
license unknown · no source
unknown
2.83µs
1.04×
Reported
license unknown · no source
unknown
2.83µs
1.04×
Reported
license unknown · no source
unknown
2.86µs
1.05×
Reported
license unknown · no source
unknown
2.90µs
1.06×
Reported
license unknown · no source
unknown
2.91µs
1.07×
Reported
license unknown · no source
unknown
2.95µs
1.08×
Reported
license unknown · no source
unknown
2.96µs
1.09×
Reported
license unknown · no source
unknown
3.08µs
1.13×
Reported
license unknown · no source
unknown
3.11µs
1.14×
Reported
license unknown · no source
unknown
3.13µs
1.15×
Reported
license unknown · no source
unknown
3.17µs
1.16×
Reported
license unknown · no source
unknown
3.20µs
1.18×
Reported
license unknown · no source
unknown
3.29µs
1.21×
Reported
license unknown · no source
unknown
3.33µs
1.22×
Reported
license unknown · no source
unknown
3.41µs
1.25×
Reported
license unknown · no source
unknown
3.43µs
1.26×
Reported
license unknown · no source
unknown
3.47µs
1.27×
Reported
license unknown · no source
unknown
3.50µs
1.29×
Reported
license unknown · no source
unknown
3.60µs
1.32×
Reported
license unknown · no source
unknown
4.16µs
1.53×
Reported
license unknown · no source
unknown
4.20µs
1.54×
Reported
license unknown · no source
unknown
4.31µs
1.58×
Reported
license unknown · no source
claude-opus-4-1 / cuda37fea8claude-opus-4-1-20250805
cuda
—
—
Apache-2.0 · source
claude-opus-4-1 / tritond347a1claude-opus-4-1-20250805
triton
7.75µs
2.85×
Reported
Apache-2.0 · source
cuda
—
—
Apache-2.0 · source
triton
6.18µs
2.27×
Reported
Apache-2.0 · source
gpt-5 / cudadccc70gpt-5-2025-08-07
cuda
9.35µs
3.43×
Reproduction-ready
Apache-2.0 · source
gpt-5 / triton13f897gpt-5-2025-08-07
triton
6.19µs
2.27×
Reported
Apache-2.0 · source
cuda
9.32µs
3.42×
Reproduction-ready
Apache-2.0 · source
triton
6.19µs
2.27×
Reported
Apache-2.0 · source
flashinfer / wrapper846dc8FlashInfer-Bench baselines
python
6.44µs
2.36×
Reported
Apache-2.0 · source

Semantics

Inputs and outputs
hidden_statesbf16 [batch_size, hidden_size]
weightbf16 [hidden_size]
outputbf16 [batch_size, hidden_size]
Axes and behavior
batch_sizevariable
hidden_sizeconstant = 512
determinismunspecified
constraintsNo mutation or aliasing
Identity
aliasrmsnorm_h512modeldeepseek-v3modeldeepseek-r1sha25652bcdbacbb94…

Also indexed as 022-rmsnorm-h512 · reviewed as the same computation; every definition's cohorts are shown here, ranked separately.

Sources: NVIDIA SOL-ExecBench (2026-08-21) · FlashInfer-Bench (2025-10-21) · Apache-2.0last observed 2026-08-21How records are decidedJSON