# Claude 3 Opus vs Llama 2-7B

> Claude 3 Opus and Llama 2-7B score almost the same on the Noometry Index (29.5 vs 29.1), so choose on price, context window or the category you care about most.

- Canonical page: https://noometry.com/compare/claude-3-opus-vs-llama-2-7b
- Last updated: 2026-10-10
- Shared benchmarks: 19

## Summary

- They share 19 benchmarks with published results for both. Claude 3 Opus scores higher in 5 categories and Llama 2-7B in 3 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Claude 3 Opus leads 47.2 to 28.0.
- The biggest single-benchmark swing is Chess Puzzles: 5% for Claude 3 Opus and 0% for Llama 2-7B.
- Llama 2-7B has downloadable open weights; the other is API-only.

## Snapshot

| | Claude 3 Opus | Llama 2-7B |
|---|---|---|
| Provider | Anthropic | Meta |
| Noometry Index | 29.5 | 29.1 |
| Rank | 310 | 317 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Proprietary | Open |

## Coding

- Claude 3 Opus: 32.9 (#267)
- Llama 2-7B: 29.2 (#307)

| Benchmark | Claude 3 Opus | Llama 2-7B |
|---|---|---|
| LMArena Coding | 1264 | 1002 |
| WeirdML | 19.2% | — |
| BigCodeBench Instruct | 45.5% | — |
| LiveBench Coding | 38.6% | — |
| BigCodeBench Complete | 57.4% | — |
| HumanEval+ | 77.4% | — |
| MBPP+ | 73.3% | — |

## Agentic & Tool Use

- Claude 3 Opus: 24.6 (#116)
- Llama 2-7B: —

| Benchmark | Claude 3 Opus | Llama 2-7B |
|---|---|---|
| Cybench | 10% | — |
| METR Time Horizons | 29.5% | — |

## Reasoning

- Claude 3 Opus: 14.6 (#324)
- Llama 2-7B: 15.7 (#312)

| Benchmark | Claude 3 Opus | Llama 2-7B |
|---|---|---|
| Chess Puzzles | 5% | 0% |
| LMArena Hard Prompts | 1245 | 1009 |
| Epoch Capabilities Index | 126.91 | 99.06 |
| WinoGrande | 88.5% | 69.2% |
| SimpleBench | 23.5% | — |
| EnigmaEval | 0.8% | — |
| LiveBench Reasoning | 40.6% | — |
| DTBench | 61.6% | — |
| LiveBench Data Analysis | 57.9% | — |
| LMCA | 17% | — |
| BIG-Bench Hard | — | 39.2% |
| ForecastBench | 58.4 | — |
| HellaSwag | — | 77.2% |
| LAMBADA | — | 73.3% |
| LiveBench | 49.2% | — |
| PIQA | — | 78.8% |

## Math

- Claude 3 Opus: 14.8 (#299)
- Llama 2-7B: 30.7 (#233)

| Benchmark | Claude 3 Opus | Llama 2-7B |
|---|---|---|
| LMArena Math | 1273 | 1042 |
| OTIS Mock AIME 2024-2025 | 4.7% | — |
| LiveBench Math | 43.6% | — |
| MATH Level 5 | 37.5% | — |
| GSM8K | — | 16.7% |

## Knowledge

- Claude 3 Opus: 24.5 (#267)
- Llama 2-7B: 28.2 (#248)

| Benchmark | Claude 3 Opus | Llama 2-7B |
|---|---|---|
| LMArena Expert | 1223 | 1036 |
| MMLU | 84.6% | 45.8% |
| GPQA Diamond | 47.2% | — |
| SimpleQA Verified | 12.6% | — |
| Confabulations | 22.7% | — |
| ARC (AI2) Challenge | — | 45.9% |
| BoolQ | — | 77.9% |
| OpenBookQA | — | 58.6% |
| TriviaQA | — | 73.7% |

## Multimodal

- Claude 3 Opus: 27.1 (#116)
- Llama 2-7B: —

| Benchmark | Claude 3 Opus | Llama 2-7B |
|---|---|---|
| LMArena Vision | 1023 | — |
| ScienceQA | — | 43.1% |

## Multilingual

- Claude 3 Opus: 41.4 (#207)
- Llama 2-7B: 23.8 (#293)

| Benchmark | Claude 3 Opus | Llama 2-7B |
|---|---|---|
| LMArena Non-English | 1258 | 973 |
| LMArena Chinese | 1248 | 973 |
| LMArena French | 1275 | 970 |
| LMArena German | 1258 | 978 |
| LMArena Russian | 1280 | 995 |
| LMArena Spanish | 1246 | 1007 |
| LMArena Japanese | 1204 | — |
| LMArena Korean | 1187 | — |

## Instruction Following

- Claude 3 Opus: 64.1 (#228)
- Llama 2-7B: 50.8 (#298)

| Benchmark | Claude 3 Opus | Llama 2-7B |
|---|---|---|
| LMArena Instruction Following | 1248 | 1006 |
| LiveBench Instruction Following | 63.9% | — |

## Long Context

- Claude 3 Opus: 38.2 (#202)
- Llama 2-7B: 30.4 (#287)

| Benchmark | Claude 3 Opus | Llama 2-7B |
|---|---|---|
| LMArena Longer Query | 1259 | 999 |

## Writing & Preference

- Claude 3 Opus: 47.2 (#213)
- Llama 2-7B: 28.0 (#298)

| Benchmark | Claude 3 Opus | Llama 2-7B |
|---|---|---|
| LMArena Text | 1262 | 1053 |
| LMArena Creative Writing | 1235 | 1033 |
| LMArena Multi-Turn | 1275 | 1029 |
| LiveBench Language | 50.4% | — |

## FAQ

### Is Claude 3 Opus better than Llama 2-7B?

Claude 3 Opus and Llama 2-7B score almost the same on the Noometry Index (29.5 vs 29.1), so choose on price, context window or the category you care about most.

### Is Claude 3 Opus or Llama 2-7B better for coding?

Claude 3 Opus scores higher on coding benchmarks: 32.9 versus 29.2 in the Noometry coding category.

### How many benchmarks do Claude 3 Opus and Llama 2-7B share?

19 benchmarks have published results for both models. Claude 3 Opus has 46 scored results on Noometry and Llama 2-7B has 29.