Model comparison
Mixtral 8x7B vs Step 3
Step 3 is the stronger model overall, scoring 40.5 to 27.1 on the Noometry Index.
Last verified . 15 shared benchmarks.
Mistral AI
StepFunSummary
- They share 15 benchmarks with published results for both. Mixtral 8x7B scores higher in 0 categories and Step 3 in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Step 3 leads 36.8 to 11.0.
Side by side
| Mixtral 8x7B | Step 3 | |
|---|---|---|
| Provider | Mistral AI | StepFun |
| Noometry Index | 27.1 | 40.5 |
| Released | 2023-12-11 | — |
| Weights | Open | Open |
| Context window | 32K | — |
| Max output | 32K | — |
| Input $ / M tokens | $0.70 | — |
| Output $ / M tokens | $0.70 | — |
| Results tracked | 38 | 17 |
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Category by category
Coding Step 3 leads
Mixtral 8x7B: 32.8 (#269), Step 3: 40.1 (#147)
| Benchmark | Mixtral 8x7B | Step 3 |
|---|---|---|
| LMArena Coding | 1126 | 1367 |
| HumanEval+ | 39.6% | — |
| MBPP+ | 49.7% | — |
Reasoning Step 3 leads
Mixtral 8x7B: 18.2 (#285), Step 3: 28.4 (#105)
| Benchmark | Mixtral 8x7B | Step 3 |
|---|---|---|
| LMArena Hard Prompts | 1115 | 1355 |
| Kagi LLM Benchmark | — | 62.3% |
| DTBench | 49.6% | — |
| Adversarial NLI | 55.2% | — |
| Epoch Capabilities Index | 118.47 | — |
| ForecastBench | 56.3 | — |
| HellaSwag | 86.7% | — |
| PIQA | 83.6% | — |
| WinoGrande | 77.2% | — |
Math Step 3 leads
Mixtral 8x7B: 18.8 (#289), Step 3: 37.6 (#148)
| Benchmark | Mixtral 8x7B | Step 3 |
|---|---|---|
| LMArena Math | 1147 | 1366 |
| Omni-MATH | 10.5% | — |
| MATH Level 5 | 10% | — |
| GSM8K | 74.4% | — |
Knowledge Step 3 leads
Mixtral 8x7B: 11.0 (#301), Step 3: 36.8 (#164)
| Benchmark | Mixtral 8x7B | Step 3 |
|---|---|---|
| LMArena Expert | 1088 | 1333 |
| GPQA Diamond | 30.6% | — |
| MMLU-Pro | 33.5% | — |
| GPQA (HELM) | 29.6% | — |
| ARC (AI2) Challenge | 87.3% | — |
| MMLU | 70.6% | — |
| OpenBookQA | 85.8% | — |
| TriviaQA | 82.2% | — |
Multimodal Not comparable
Mixtral 8x7B: —, Step 3: 35.5 (#86)
| Benchmark | Mixtral 8x7B | Step 3 |
|---|---|---|
| LMArena Vision | — | 1177 |
Multilingual Step 3 leads
Mixtral 8x7B: 29.6 (#266), Step 3: 46.3 (#159)
| Benchmark | Mixtral 8x7B | Step 3 |
|---|---|---|
| LMArena Non-English | 1077 | 1327 |
| LMArena Chinese | 1055 | 1397 |
| LMArena German | 1114 | 1371 |
| LMArena Korean | 968 | 1269 |
| LMArena Russian | 1090 | 1331 |
| LMArena Spanish | 1111 | 1371 |
| LMArena French | 1166 | — |
| LMArena Japanese | 931 | — |
Instruction Following Step 3 leads
Mixtral 8x7B: 51.0 (#297), Step 3: 70.4 (#164)
| Benchmark | Mixtral 8x7B | Step 3 |
|---|---|---|
| LMArena Instruction Following | 1109 | 1332 |
| IFEval | 57.5% | — |
Long Context Step 3 leads
Mixtral 8x7B: 33.4 (#260), Step 3: 40.3 (#157)
| Benchmark | Mixtral 8x7B | Step 3 |
|---|---|---|
| LMArena Longer Query | 1103 | 1326 |
Writing & Preference Step 3 leads
Mixtral 8x7B: 34.2 (#270), Step 3: 54.3 (#151)
| Benchmark | Mixtral 8x7B | Step 3 |
|---|---|---|
| LMArena Text | 1132 | 1350 |
| LMArena Creative Writing | 1109 | 1321 |
| LMArena Multi-Turn | 1115 | 1341 |
| WildBench | 67.3% | — |
Frequently asked questions
Is Mixtral 8x7B better than Step 3?
Step 3 is the stronger model overall, scoring 40.5 to 27.1 on the Noometry Index.
Is Mixtral 8x7B or Step 3 better for coding?
Step 3 scores higher on coding benchmarks: 40.1 versus 32.8 in the Noometry coding category.
How many benchmarks do Mixtral 8x7B and Step 3 share?
15 benchmarks have published results for both models. Mixtral 8x7B has 38 scored results on Noometry and Step 3 has 17.