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MoE expert parallel execution

24 eligible runs
moe

Parallel execution of 256 routed MoE experts with token-to-expert dispatch and weighted aggregation. Each expert is a SwiGLU MLP (gate_proj, up_proj, down_proj). This operation performs expert masking, token gathering per expert, parallel expert computation, weight application, and scatter-add aggregation back to original token positions.

Fastest reported
2.37msmean · 97% of SOL
Amir M. Mir | SF TensorLicense unknown · unknown

Reported evidence · last observed 2026-07-10. Reported by source; not independently reproduced. No public source. License unknown.

No public sourceRun detail →

Current records

Workloadsuite of 16 cases · mean latencyhidden_size = 4096 · n_routed_experts = 256 · num_experts_per_tok = 8 · moe_intermediate_size = 204816 cases

Not measured on H100 for this workload. Challenges →

Source-native comparison · GPU NVIDIA B200 · Workload suite of 16 cases · mean latency · Protocol SOL-ExecBench evaluation stack v1.1 · mean · 15 results · last observed 2026-08-21Record history →
#
Implementation
Latency
vs #1
Trust
Observed
1
2.37ms97% SOL
1.00×
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 →
2
2.44ms97% SOL
1.03×
Reported · license unknown · no source
2026-07-15

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

no sourcelicense unknownno install recipeRun detail →
3
2.56ms96% SOL
1.08×
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 →
4
2.59ms96% 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 →
5
2.66ms96% SOL
1.12×
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
2.85ms95% SOL
1.20×
Reported · license unknown · no source
2026-08-15

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

no sourcelicense unknownno install recipeRun detail →
7
2.87ms95% SOL
1.21×
Reported · license unknown · no source
2026-08-15

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

no sourcelicense unknownno install recipeRun detail →
8
2.88ms95% SOL
1.21×
Reported · license unknown · no source
2026-08-15

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

no sourcelicense unknownno install recipeRun detail →
9
2.93ms95% SOL
1.24×
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 →
10
3.02ms95% SOL
1.27×
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 →
11
3.51ms93% SOL
1.48×
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 →
12
3.62ms92% SOL
1.53×
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
3.92ms91% SOL
1.66×
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 →
14
3.99ms91% SOL
1.68×
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
4.88ms88% SOL
2.06×
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
2.56ms
1.08×
Reported
license unknown · no source
unknown
2.59ms
1.09×
Reported
license unknown · no source
unknown
2.66ms
1.12×
Reported
license unknown · no source
unknown
2.85ms
1.20×
Reported
license unknown · no source
unknown
2.87ms
1.21×
Reported
license unknown · no source
unknown
2.88ms
1.21×
Reported
license unknown · no source
unknown
2.93ms
1.24×
Reported
license unknown · no source
unknown
3.92ms
1.66×
Reported
license unknown · no source
Show all 24 implementations ›
unknown
3.98ms
1.68×
Reported
license unknown · no source
unknown
4.71ms
1.99×
Reported
license unknown · no source
unknown
59.3ms
25.03×
Reported
license unknown · no source
unknown
2.56ms
1.08×
Reported
license unknown · no source
unknown
2.60ms
1.10×
Reported
license unknown · no source
unknown
3.02ms
1.27×
Reported
license unknown · no source
unknown
3.51ms
1.48×
Reported
license unknown · no source
unknown
3.62ms
1.53×
Reported
license unknown · no source
unknown
3.99ms
1.68×
Reported
license unknown · no source
unknown
4.88ms
2.06×
Reported
license unknown · no source
unknown
59.3ms
25.03×
Reported
license unknown · no source
unknown
64.9ms
27.39×
Reported
license unknown · no source
unknown
119.0ms
50.25×
Reported
license unknown · no source
unknown
2.44ms
1.03×
Reported
license unknown · no source
unknown
2.37ms
1.00×
Reported
license unknown · no source
unknown
2.41ms
1.02×
Reported
license unknown · no source

Semantics

Inputs and outputs
hidden_statesbf16 [num_tokens, hidden_size]
topk_indicesint64 [num_tokens, num_experts_per_tok]
topk_weightsbf16 [num_tokens, num_experts_per_tok]
gate_proj_weightsbf16 [n_routed_experts, moe_intermediate_size, hidden_size]
up_proj_weightsbf16 [n_routed_experts, moe_intermediate_size, hidden_size]
down_proj_weightsbf16 [n_routed_experts, hidden_size, moe_intermediate_size]
outputbf16 [num_tokens, hidden_size]
Axes and behavior
num_tokensvariable
hidden_sizeconstant = 4096
n_routed_expertsconstant = 256
num_experts_per_tokconstant = 8
moe_intermediate_sizeconstant = 2048
determinismunspecified
constraintsNo mutation or aliasing
Identity
alias024_moe_expert_parallel_executionmodelmimo-v2-flashsha256cfa764639404…
Sources: NVIDIA SOL-ExecBench (2026-08-21)last observed 2026-08-21How records are decidedJSON