# Devstral Small 2505 vs Nemotron 4 340b Instruct

> Nemotron 4 340b Instruct is the stronger model overall, scoring 35.9 to 34.3 on the Noometry Index.

- Canonical page: https://noometry.com/compare/devstral-small-vs-nemotron-4-340b-instruct
- Last updated: 2026-10-11
- Shared benchmarks: 0

## Summary

- The widest gap is in reasoning, where Nemotron 4 340b Instruct leads 23.4 to 19.7.

## Snapshot

| | Devstral Small 2505 | Nemotron 4 340b Instruct |
|---|---|---|
| Provider | Mistral AI | NVIDIA |
| Noometry Index | 34.3 | 35.9 |
| Rank | 233 | 223 |
| Context | 128K | — |
| Input $/M | $0.10 | — |
| Output $/M | $0.30 | — |
| Weights | Open | Open |

## Coding

- Devstral Small 2505: 38.9 (#166)
- Nemotron 4 340b Instruct: 35.2 (#228)

| Benchmark | Devstral Small 2505 | Nemotron 4 340b Instruct |
|---|---|---|
| SWE-bench Verified (bash only) | 56.4% | — |
| SciCode | 28.8% | — |
| LMArena Coding | — | 1209 |

## Reasoning

- Devstral Small 2505: 19.7 (#252)
- Nemotron 4 340b Instruct: 23.4 (#178)

| Benchmark | Devstral Small 2505 | Nemotron 4 340b Instruct |
|---|---|---|
| Kagi LLM Benchmark | 37.7% | — |
| CritPt | 0% | — |
| LMArena Hard Prompts | — | 1202 |

## Math

- Devstral Small 2505: —
- Nemotron 4 340b Instruct: 34.3 (#195)

| Benchmark | Devstral Small 2505 | Nemotron 4 340b Instruct |
|---|---|---|
| LMArena Math | — | 1216 |

## Knowledge

- Devstral Small 2505: —
- Nemotron 4 340b Instruct: 32.0 (#216)

| Benchmark | Devstral Small 2505 | Nemotron 4 340b Instruct |
|---|---|---|
| LMArena Expert | — | 1171 |

## Multilingual

- Devstral Small 2505: —
- Nemotron 4 340b Instruct: 37.9 (#233)

| Benchmark | Devstral Small 2505 | Nemotron 4 340b Instruct |
|---|---|---|
| LMArena Non-English | — | 1206 |
| LMArena Chinese | — | 1214 |
| LMArena French | — | 1197 |
| LMArena German | — | 1192 |
| LMArena Japanese | — | 1128 |
| LMArena Korean | — | 1148 |
| LMArena Russian | — | 1219 |
| LMArena Spanish | — | 1195 |

## Instruction Following

- Devstral Small 2505: —
- Nemotron 4 340b Instruct: 63.1 (#232)

| Benchmark | Devstral Small 2505 | Nemotron 4 340b Instruct |
|---|---|---|
| LMArena Instruction Following | — | 1203 |

## Long Context

- Devstral Small 2505: —
- Nemotron 4 340b Instruct: 37.1 (#221)

| Benchmark | Devstral Small 2505 | Nemotron 4 340b Instruct |
|---|---|---|
| LMArena Longer Query | — | 1225 |

## Writing & Preference

- Devstral Small 2505: —
- Nemotron 4 340b Instruct: 42.7 (#233)

| Benchmark | Devstral Small 2505 | Nemotron 4 340b Instruct |
|---|---|---|
| LMArena Text | — | 1225 |
| LMArena Creative Writing | — | 1203 |
| LMArena Multi-Turn | — | 1214 |

## FAQ

### Is Devstral Small 2505 better than Nemotron 4 340b Instruct?

Nemotron 4 340b Instruct is the stronger model overall, scoring 35.9 to 34.3 on the Noometry Index.

### Is Devstral Small 2505 or Nemotron 4 340b Instruct better for coding?

Devstral Small 2505 scores higher on coding benchmarks: 38.9 versus 35.2 in the Noometry coding category.

### How many benchmarks do Devstral Small 2505 and Nemotron 4 340b Instruct share?

0 benchmarks have published results for both models. Devstral Small 2505 has 4 scored results on Noometry and Nemotron 4 340b Instruct has 17.