Skip to content
KernelIndex
Search⌘K

GEMM n2048 k4096

266 eligible runs
gemm

General matrix multiply (GEMM) C = A @ B.T. Captured from Qwen 3 30B A3B attn.o_proj.

Fastest reported
20.2µsmean · 61% of SOL
Amir M. Mir | SF TensorLicense unknown · unknown

Reported evidence · last observed 2026-08-03. 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 29 cases · mean latency · Protocol SOL-ExecBench evaluation stack v1.1 · mean · 54 results · last observed 2026-08-21Record history →
#
Implementation
Latency
vs #1
Trust
Observed
1
20.2µs61% SOL
1.00×
Reported · license unknown · no source
2026-08-03

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

no sourcelicense unknownno install recipeRun detail →
2
21.5µs56% SOL
1.06×
Reported · license unknown · no source
2026-08-17

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

no sourcelicense unknownno install recipeRun detail →
3
21.7µs55% SOL
1.07×
Reported · license unknown · no source
2026-08-10

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

no sourcelicense unknownno install recipeRun detail →
4
21.7µs56% SOL
1.07×
Reported · license unknown · no source
2026-08-17

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

no sourcelicense unknownno install recipeRun detail →
5
21.8µs56% SOL
1.08×
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 →
6
21.9µs55% SOL
1.08×
Reported · license unknown · no source
2026-08-10

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

no sourcelicense unknownno install recipeRun detail →
7
22.0µs55% SOL
1.09×
Reported · license unknown · no source
2026-08-19

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

no sourcelicense unknownno install recipeRun detail →
8
22.1µs55% SOL
1.09×
Reported · license unknown · no source
2026-08-10

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

no sourcelicense unknownno install recipeRun detail →
9
22.1µs55% SOL
1.09×
Reported · license unknown · no source
2026-08-01

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

no sourcelicense unknownno install recipeRun detail →
10
22.5µs57% SOL
1.11×
Reported · license unknown · no source
2026-07-25

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

no sourcelicense unknownno install recipeRun detail →
11
22.5µs55% SOL
1.11×
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
22.7µs54% SOL
1.12×
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 →
13
23.4µs54% SOL
1.16×
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 →
14
23.5µs55% SOL
1.16×
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 →
15
23.5µs53% SOL
1.16×
Reported · license unknown · no source
2026-08-04

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

no sourcelicense unknownno install recipeRun detail →
16
23.5µs54% SOL
1.16×
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 →
17
23.5µs56% SOL
1.16×
Reported · license unknown · no source
2026-07-31

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

no sourcelicense unknownno install recipeRun detail →
18
23.6µs54% SOL
1.16×
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 →
19
23.6µs55% SOL
1.16×
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 →
20
23.6µs53% SOL
1.17×
Reported · license unknown · no source
2026-08-04

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

no sourcelicense unknownno install recipeRun detail →
21
23.8µs53% SOL
1.18×
Reported · license unknown · no source
2026-08-17

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

no sourcelicense unknownno install recipeRun detail →
22
23.8µs53% SOL
1.18×
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
23.9µs53% SOL
1.18×
Reported · license unknown · no source
2026-08-03

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

no sourcelicense unknownno install recipeRun detail →
24
23.9µs53% SOL
1.18×
Reported · license unknown · no source
2026-07-31

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

no sourcelicense unknownno install recipeRun detail →
25
24.1µs53% SOL
1.19×
Reported · license unknown · no source
2026-08-01

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

no sourcelicense unknownno install recipeRun detail →
26
24.1µs52% SOL
1.19×
Reported · license unknown · no source
2026-08-01

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

no sourcelicense unknownno install recipeRun detail →
27
24.2µs52% SOL
1.19×
Reported · license unknown · no source
2026-07-31

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

no sourcelicense unknownno install recipeRun detail →
28
24.3µs52% SOL
1.20×
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 →
29
24.3µs51% SOL
1.20×
Reported · license unknown · no source
2026-08-04

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

no sourcelicense unknownno install recipeRun detail →
30
24.3µs52% SOL
1.20×
Reported · license unknown · no source
2026-08-13

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

no sourcelicense unknownno install recipeRun detail →
31
24.4µs52% SOL
1.20×
Reported · license unknown · no source
2026-08-01

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

no sourcelicense unknownno install recipeRun detail →
32
24.4µs52% SOL
1.21×
Reported · license unknown · no source
2026-08-06

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

no sourcelicense unknownno install recipeRun detail →
33
24.4µs52% SOL
1.21×
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 →
34
24.6µs52% SOL
1.21×
Reported · license unknown · no source
2026-07-25

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

no sourcelicense unknownno install recipeRun detail →
35
24.6µs51% SOL
1.21×
Reported · license unknown · no source
2026-08-01

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

no sourcelicense unknownno install recipeRun detail →
36
24.6µs51% SOL
1.22×
Reported · license unknown · no source
2026-07-31

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

no sourcelicense unknownno install recipeRun detail →
37
24.6µs51% SOL
1.22×
Reported · license unknown · no source
2026-08-05

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

no sourcelicense unknownno install recipeRun detail →
38
24.8µs51% SOL
1.23×
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 →
39
25.0µs51% SOL
1.23×
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 →
40
25.0µs50% SOL
1.24×
Reported · license unknown · no source
2026-08-01

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

no sourcelicense unknownno install recipeRun detail →
41
25.2µs51% SOL
1.24×
Reported · license unknown · no source
2026-07-24

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

no sourcelicense unknownno install recipeRun detail →
42
25.4µs51% SOL
1.26×
Reported · license unknown · no source
2026-08-03

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

no sourcelicense unknownno install recipeRun detail →
43
25.6µs50% SOL
1.26×
Reported · license unknown · no source
2026-07-25

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

no sourcelicense unknownno install recipeRun detail →
44
26.2µs48% 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 →
45
26.4µs48% SOL
1.30×
Reported · license unknown · no source
2026-07-16

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

no sourcelicense unknownno install recipeRun detail →
46
26.4µs49% SOL
1.31×
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 →
47
26.5µs48% SOL
1.31×
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 →
48
27.0µs48% SOL
1.33×
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 →
49
27.0µs48% SOL
1.33×
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 →
50
27.6µs48% SOL
1.36×
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 →
51
27.6µs48% SOL
1.36×
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 →
52
27.7µs48% SOL
1.37×
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 →
53
28.2µs47% 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 →
54
28.6µs46% SOL
1.41×
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 →

Implementations

Implementation
Runtime
Best latency
Evidence
Availability
unknown
20.2µs
1.47×
Reported
license unknown · no source
unknown
21.7µs
1.57×
Reported
license unknown · no source
unknown
22.5µs
1.64×
Reported
license unknown · no source
unknown
22.5µs
1.64×
Reported
license unknown · no source
unknown
21.5µs
1.56×
Reported
license unknown · no source
unknown
23.0µs
1.67×
Reported
license unknown · no source
unknown
23.3µs
1.70×
Reported
license unknown · no source
unknown
23.1µs
1.67×
Reported
license unknown · no source
Show all 72 implementations ›
unknown
23.5µs
1.71×
Reported
license unknown · no source
unknown
24.3µs
1.77×
Reported
license unknown · no source
unknown
25.4µs
1.85×
Reported
license unknown · no source
unknown
25.2µs
1.83×
Reported
license unknown · no source
unknown
27.1µs
1.97×
Reported
license unknown · no source
unknown
27.0µs
1.96×
Reported
license unknown · no source
unknown
27.6µs
2.00×
Reported
license unknown · no source
unknown
27.6µs
2.01×
Reported
license unknown · no source
unknown
28.2µs
2.05×
Reported
license unknown · no source
unknown
21.7µs
1.58×
Reported
license unknown · no source
unknown
21.8µs
1.58×
Reported
license unknown · no source
unknown
23.5µs
1.71×
Reported
license unknown · no source
unknown
23.5µs
1.71×
Reported
license unknown · no source
unknown
23.6µs
1.71×
Reported
license unknown · no source
unknown
22.0µs
1.60×
Reported
license unknown · no source
unknown
22.1µs
1.60×
Reported
license unknown · no source
unknown
21.9µs
1.59×
Reported
license unknown · no source
unknown
22.1µs
1.61×
Reported
license unknown · no source
unknown
22.7µs
1.65×
Reported
license unknown · no source
unknown
23.6µs
1.71×
Reported
license unknown · no source
unknown
23.4µs
1.70×
Reported
license unknown · no source
unknown
23.6µs
1.72×
Reported
license unknown · no source
unknown
23.8µs
1.73×
Reported
license unknown · no source
unknown
23.5µs
1.71×
Reported
license unknown · no source
unknown
23.9µs
1.73×
Reported
license unknown · no source
unknown
23.9µs
1.74×
Reported
license unknown · no source
unknown
23.8µs
1.73×
Reported
license unknown · no source
unknown
24.5µs
1.78×
Reported
license unknown · no source
unknown
24.1µs
1.75×
Reported
license unknown · no source
unknown
24.1µs
1.75×
Reported
license unknown · no source
unknown
24.2µs
1.76×
Reported
license unknown · no source
unknown
24.3µs
1.76×
Reported
license unknown · no source
unknown
24.4µs
1.77×
Reported
license unknown · no source
unknown
24.4µs
1.77×
Reported
license unknown · no source
unknown
24.4µs
1.77×
Reported
license unknown · no source
unknown
24.6µs
1.79×
Reported
license unknown · no source
unknown
24.6µs
1.79×
Reported
license unknown · no source
unknown
24.6µs
1.79×
Reported
license unknown · no source
unknown
24.6µs
1.79×
Reported
license unknown · no source
unknown
24.3µs
1.77×
Reported
license unknown · no source
unknown
25.0µs
1.81×
Reported
license unknown · no source
unknown
25.2µs
1.83×
Reported
license unknown · no source
unknown
24.8µs
1.80×
Reported
license unknown · no source
unknown
25.0µs
1.82×
Reported
license unknown · no source
unknown
26.1µs
1.89×
Reported
license unknown · no source
unknown
25.6µs
1.86×
Reported
license unknown · no source
unknown
26.4µs
1.92×
Reported
license unknown · no source
unknown
26.4µs
1.92×
Reported
license unknown · no source
unknown
27.0µs
1.96×
Reported
license unknown · no source
unknown
26.5µs
1.93×
Reported
license unknown · no source
unknown
27.7µs
2.01×
Reported
license unknown · no source
unknown
26.2µs
1.90×
Reported
license unknown · no source
unknown
28.2µs
2.05×
Reported
license unknown · no source
unknown
29.4µs
2.14×
Reported
license unknown · no source
unknown
28.6µs
2.08×
Reported
license unknown · no source
cuda
—
—
Apache-2.0 · source
triton
42.7µs
3.10×
Reported
Apache-2.0 · source
cuda
—
—
Apache-2.0 · source
triton
39.0µs
2.83×
Reported
Apache-2.0 · source
cuda
353.9µs
25.71×
Reproduction-ready
Apache-2.0 · source
triton
143.4µs
10.42×
Reported
Apache-2.0 · source
cuda
404.8µs
29.41×
Reproduction-ready
Apache-2.0 · source
triton
144.6µs
10.51×
Reported
Apache-2.0 · source
torch / matmul926adcFlashInfer-Bench baselines
python
13.8µs
1.00×
Reported
Apache-2.0 · source

Semantics

Inputs and outputs
afp16 [m, k]
bfp16 [n, k]
cfp16 [m, n]
Axes and behavior
kconstant = 4096
mvariable
nconstant = 2048
determinismunspecified
constraintsNo mutation or aliasing
Identity
aliasgemm_n2048_k4096modelqwen3-30b-a3bsha25679c3e9ce6ad0…

Also indexed as 006-gemm-n2048-k4096 · reviewed as the same computation; every definition's cohorts are shown here, ranked separately.

Sources: FlashInfer-Bench (2025-10-20) · Apache-2.0 · NVIDIA SOL-ExecBench (2026-08-21)last observed 2026-08-21How records are decidedJSON