# Mixtral 8x22B vs Nemotron 3.5 Lightning

> Nemotron 3.5 Lightning is the stronger model overall, scoring 40.0 to 27.1 on the Noometry Index.

- Canonical page: https://noometry.com/compare/mixtral-8x22b-vs-nemotron-3-5-lightning
- Last updated: 2026-10-12
- Shared benchmarks: 17

## Summary

- They share 17 benchmarks with published results for both. Mixtral 8x22B scores higher in 0 categories and Nemotron 3.5 Lightning in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Nemotron 3.5 Lightning leads 37.5 to 15.1.
- Nemotron 3.5 Lightning is cheaper at $0.05 / $0.20 per million input/output tokens, against $2 / $6 for Mixtral 8x22B.
- Nemotron 3.5 Lightning accepts more context: 262K tokens versus 64K.

## Snapshot

| | Mixtral 8x22B | Nemotron 3.5 Lightning |
|---|---|---|
| Provider | Mistral AI | NVIDIA |
| Noometry Index | 27.1 | 40.0 |
| Rank | 333 | 155 |
| Context | 64K | 262K |
| Input $/M | $2 | $0.05 |
| Output $/M | $6 | $0.20 |
| Weights | Open | Open |

## Coding

- Mixtral 8x22B: 24.2 (#329)
- Nemotron 3.5 Lightning: 40.4 (#141)

| Benchmark | Mixtral 8x22B | Nemotron 3.5 Lightning |
|---|---|---|
| LMArena Coding | 1166 | 1375 |
| WeirdML | 3.2% | — |
| BigCodeBench Instruct | 40.6% | — |
| BigCodeBench Complete | 50.2% | — |
| HumanEval+ | 72% | — |
| MBPP+ | 64.3% | — |

## Agentic & Tool Use

- Mixtral 8x22B: 23.1 (#127)
- Nemotron 3.5 Lightning: —

| Benchmark | Mixtral 8x22B | Nemotron 3.5 Lightning |
|---|---|---|
| Cybench | 7.5% | — |

## Reasoning

- Mixtral 8x22B: 19.9 (#248)
- Nemotron 3.5 Lightning: 26.8 (#127)

| Benchmark | Mixtral 8x22B | Nemotron 3.5 Lightning |
|---|---|---|
| LMArena Hard Prompts | 1150 | 1337 |
| DTBench | 55.1% | — |
| Epoch Capabilities Index | 122.03 | — |
| ForecastBench | 56.3 | — |

## Math

- Mixtral 8x22B: 22.9 (#275)
- Nemotron 3.5 Lightning: 37.5 (#155)

| Benchmark | Mixtral 8x22B | Nemotron 3.5 Lightning |
|---|---|---|
| LMArena Math | 1184 | 1359 |
| Omni-MATH | 16.3% | — |
| MATH Level 5 | 24.2% | — |

## Knowledge

- Mixtral 8x22B: 15.1 (#293)
- Nemotron 3.5 Lightning: 37.5 (#154)

| Benchmark | Mixtral 8x22B | Nemotron 3.5 Lightning |
|---|---|---|
| LMArena Expert | 1113 | 1356 |
| GPQA Diamond | 34.1% | — |
| MMLU-Pro | 46% | — |
| GPQA (HELM) | 33.4% | — |
| MMLU | 77.8% | — |

## Multilingual

- Mixtral 8x22B: 32.8 (#255)
- Nemotron 3.5 Lightning: 44.0 (#180)

| Benchmark | Mixtral 8x22B | Nemotron 3.5 Lightning |
|---|---|---|
| LMArena Non-English | 1128 | 1295 |
| LMArena Chinese | 1116 | 1359 |
| LMArena French | 1166 | 1366 |
| LMArena German | 1141 | 1282 |
| LMArena Japanese | 1037 | 1206 |
| LMArena Korean | 1057 | 1238 |
| LMArena Russian | 1158 | 1253 |
| LMArena Spanish | 1151 | 1345 |

## Instruction Following

- Mixtral 8x22B: 57.7 (#266)
- Nemotron 3.5 Lightning: 69.6 (#170)

| Benchmark | Mixtral 8x22B | Nemotron 3.5 Lightning |
|---|---|---|
| LMArena Instruction Following | 1147 | 1318 |
| IFEval | 72.4% | — |

## Long Context

- Mixtral 8x22B: 34.7 (#247)
- Nemotron 3.5 Lightning: 39.9 (#165)

| Benchmark | Mixtral 8x22B | Nemotron 3.5 Lightning |
|---|---|---|
| LMArena Longer Query | 1144 | 1314 |

## Writing & Preference

- Mixtral 8x22B: 36.9 (#262)
- Nemotron 3.5 Lightning: 48.5 (#201)

| Benchmark | Mixtral 8x22B | Nemotron 3.5 Lightning |
|---|---|---|
| LMArena Text | 1162 | 1327 |
| LMArena Creative Writing | 1141 | 1254 |
| LMArena Multi-Turn | 1130 | 1328 |
| EQ-Bench Creative Writing | — | 1280 |
| WildBench | 71.1% | — |

## FAQ

### Is Mixtral 8x22B better than Nemotron 3.5 Lightning?

Nemotron 3.5 Lightning is the stronger model overall, scoring 40.0 to 27.1 on the Noometry Index.

### Which is cheaper, Mixtral 8x22B or Nemotron 3.5 Lightning?

Nemotron 3.5 Lightning is cheaper. It lists at $0.05 per million input tokens and $0.20 per million output tokens; Mixtral 8x22B lists at $2 and $6.

### Is Mixtral 8x22B or Nemotron 3.5 Lightning better for coding?

Nemotron 3.5 Lightning scores higher on coding benchmarks: 40.4 versus 24.2 in the Noometry coding category.

### Which has the bigger context window?

Nemotron 3.5 Lightning does, with 262K tokens against 64K.

### How many benchmarks do Mixtral 8x22B and Nemotron 3.5 Lightning share?

17 benchmarks have published results for both models. Mixtral 8x22B has 34 scored results on Noometry and Nemotron 3.5 Lightning has 18.