Model comparison

Devstral Small 2505 vs Nemotron 3 Nano 30B A3B

Nemotron 3 Nano 30B A3B is the stronger model overall, scoring 40.6 to 34.3 on the Noometry Index.

Last verified . 0 shared benchmarks.

Devstral Small 2505 Mistral AI

34.3

Rank #233 Reported

Nemotron 3 Nano 30B A3B NVIDIA

40.6

Rank #147 Confirmed

Summary

  • The widest gap is in reasoning, where Nemotron 3 Nano 30B A3B leads 27.1 to 19.7.
  • Nemotron 3 Nano 30B A3B is cheaper at $0.05 / $0.20 per million input/output tokens, against $0.10 / $0.30 for Devstral Small 2505.
  • Nemotron 3 Nano 30B A3B accepts more context: 262K tokens versus 128K.

Side by side

Devstral Small 2505 and Nemotron 3 Nano 30B A3B specifications
Devstral Small 2505Nemotron 3 Nano 30B A3B
ProviderMistral AINVIDIA
Noometry Index34.340.6
Released2025-05-072025-12-15
WeightsOpenOpen
Context window128K262K
Max output128K262K
Input $ / M tokens$0.10$0.05
Output $ / M tokens$0.30$0.20
Results tracked418

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Category by category

Coding Nemotron 3 Nano 30B A3B leads

Devstral Small 2505: 38.9 (#166), Nemotron 3 Nano 30B A3B: 40.5 (#138)

Coding benchmarks
BenchmarkDevstral Small 2505Nemotron 3 Nano 30B A3B
SWE-bench Verified (bash only)56.4%—
SciCode28.8%—
LMArena Coding—1378

Reasoning Nemotron 3 Nano 30B A3B leads

Devstral Small 2505: 19.7 (#252), Nemotron 3 Nano 30B A3B: 27.1 (#124)

Reasoning benchmarks
BenchmarkDevstral Small 2505Nemotron 3 Nano 30B A3B
Kagi LLM Benchmark37.7%—
CritPt0%—
LMArena Hard Prompts—1348

Math Not comparable

Devstral Small 2505: —, Nemotron 3 Nano 30B A3B: 37.8 (#147)

Math benchmarks
BenchmarkDevstral Small 2505Nemotron 3 Nano 30B A3B
LMArena Math—1371

Knowledge Not comparable

Devstral Small 2505: —, Nemotron 3 Nano 30B A3B: 38.2 (#148)

Knowledge benchmarks
BenchmarkDevstral Small 2505Nemotron 3 Nano 30B A3B
Vectara Hallucination Rate—9.6%
LMArena Expert—1355

Multilingual Not comparable

Devstral Small 2505: —, Nemotron 3 Nano 30B A3B: 45.8 (#162)

Multilingual benchmarks
BenchmarkDevstral Small 2505Nemotron 3 Nano 30B A3B
LMArena Non-English—1320
LMArena Chinese—1382
LMArena French—1396
LMArena German—1348
LMArena Japanese—1268
LMArena Korean—1269
LMArena Russian—1303
LMArena Spanish—1376

Instruction Following Not comparable

Devstral Small 2505: —, Nemotron 3 Nano 30B A3B: 68.8 (#180)

Instruction Following benchmarks
BenchmarkDevstral Small 2505Nemotron 3 Nano 30B A3B
LMArena Instruction Following—1304

Long Context Not comparable

Devstral Small 2505: —, Nemotron 3 Nano 30B A3B: 39.5 (#175)

Long Context benchmarks
BenchmarkDevstral Small 2505Nemotron 3 Nano 30B A3B
LMArena Longer Query—1300

Writing & Preference Not comparable

Devstral Small 2505: —, Nemotron 3 Nano 30B A3B: 52.3 (#174)

Writing & Preference benchmarks
BenchmarkDevstral Small 2505Nemotron 3 Nano 30B A3B
LMArena Text—1348
LMArena Creative Writing—1269
LMArena Multi-Turn—1319

Frequently asked questions

Is Devstral Small 2505 better than Nemotron 3 Nano 30B A3B?

Nemotron 3 Nano 30B A3B is the stronger model overall, scoring 40.6 to 34.3 on the Noometry Index.

Which is cheaper, Devstral Small 2505 or Nemotron 3 Nano 30B A3B?

Nemotron 3 Nano 30B A3B is cheaper. It lists at $0.05 per million input tokens and $0.20 per million output tokens; Devstral Small 2505 lists at $0.10 and $0.30.

Is Devstral Small 2505 or Nemotron 3 Nano 30B A3B better for coding?

Nemotron 3 Nano 30B A3B scores higher on coding benchmarks: 40.5 versus 38.9 in the Noometry coding category.

Which has the bigger context window?

Nemotron 3 Nano 30B A3B does, with 262K tokens against 128K.

How many benchmarks do Devstral Small 2505 and Nemotron 3 Nano 30B A3B share?

0 benchmarks have published results for both models. Devstral Small 2505 has 4 scored results on Noometry and Nemotron 3 Nano 30B A3B has 18.

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