Model comparison
Claude 3 Sonnet vs Llama 3-8B
Claude 3 Sonnet is the stronger model overall, scoring 29.0 to 25.5 on the Noometry Index.
Last verified . 28 shared benchmarks.
Summary
- They share 28 benchmarks with published results for both. Claude 3 Sonnet scores higher in 7 categories and Llama 3-8B in 1 category; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Claude 3 Sonnet leads 21.1 to 7.8.
- The biggest single-benchmark swing is BigCodeBench Complete: 53.8% for Claude 3 Sonnet and 36.9% for Llama 3-8B.
- Llama 3-8B has downloadable open weights; the other is API-only.
Side by side
| Claude 3 Sonnet | Llama 3-8B | |
|---|---|---|
| Provider | Anthropic | Meta |
| Noometry Index | 29.0 | 25.5 |
| Released | 2024-02-29 | 2024-04-18 |
| Weights | Proprietary | Open |
| Context window | — | — |
| Max output | — | — |
| Input $ / M tokens | — | — |
| Output $ / M tokens | — | — |
| Results tracked | 30 | 34 |
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Category by category
Coding Llama 3-8B leads
Claude 3 Sonnet: 29.6 (#302), Llama 3-8B: 31.0 (#289)
| Benchmark | Claude 3 Sonnet | Llama 3-8B |
|---|---|---|
| BigCodeBench Instruct | 42.7% | 31.9% |
| LMArena Coding | 1223 | 1152 |
| BigCodeBench Complete | 53.8% | 36.9% |
| HumanEval+ | 64% | 56.7% |
| MBPP+ | 69.3% | 54.8% |
| WeirdML | 10.2% | — |
Reasoning Claude 3 Sonnet leads
Claude 3 Sonnet: 20.5 (#237), Llama 3-8B: 14.3 (#326)
| Benchmark | Claude 3 Sonnet | Llama 3-8B |
|---|---|---|
| LMArena Hard Prompts | 1197 | 1133 |
| DTBench | 53.6% | 43.9% |
| Epoch Capabilities Index | 120.7 | 116.45 |
| WinoGrande | 75.1% | 75.7% |
| Chess Puzzles | — | 0% |
| Adversarial NLI | — | 57.3% |
| ForecastBench | — | 58.6 |
Math Claude 3 Sonnet leads
Claude 3 Sonnet: 10.7 (#310), Llama 3-8B: 8.8 (#323)
| Benchmark | Claude 3 Sonnet | Llama 3-8B |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 2.5% | 1.9% |
| LMArena Math | 1213 | 1151 |
| MATH Level 5 | 18.2% | 6.1% |
Knowledge Claude 3 Sonnet leads
Claude 3 Sonnet: 21.1 (#276), Llama 3-8B: 7.8 (#308)
| Benchmark | Claude 3 Sonnet | Llama 3-8B |
|---|---|---|
| GPQA Diamond | 40.6% | 26.1% |
| LMArena Expert | 1173 | 1113 |
| MMLU | 75.9% | 68.8% |
| ARC (AI2) Challenge | — | 82.8% |
| OpenBookQA | — | 82.6% |
| TriviaQA | — | 67.7% |
Multimodal Not comparable
Claude 3 Sonnet: 25.2 (#125), Llama 3-8B: —
| Benchmark | Claude 3 Sonnet | Llama 3-8B |
|---|---|---|
| LMArena Vision | 984 | — |
Multilingual Claude 3 Sonnet leads
Claude 3 Sonnet: 37.8 (#234), Llama 3-8B: 30.8 (#261)
| Benchmark | Claude 3 Sonnet | Llama 3-8B |
|---|---|---|
| LMArena Non-English | 1205 | 1098 |
| LMArena Chinese | 1189 | 1076 |
| LMArena French | 1229 | 1159 |
| LMArena German | 1204 | 1104 |
| LMArena Japanese | 1131 | 967 |
| LMArena Korean | 1128 | 1004 |
| LMArena Russian | 1227 | 1109 |
| LMArena Spanish | 1204 | 1173 |
Instruction Following Claude 3 Sonnet leads
Claude 3 Sonnet: 62.8 (#235), Llama 3-8B: 58.4 (#260)
| Benchmark | Claude 3 Sonnet | Llama 3-8B |
|---|---|---|
| LMArena Instruction Following | 1199 | 1127 |
Long Context Claude 3 Sonnet leads
Claude 3 Sonnet: 36.7 (#228), Llama 3-8B: 34.2 (#251)
| Benchmark | Claude 3 Sonnet | Llama 3-8B |
|---|---|---|
| LMArena Longer Query | 1211 | 1128 |
Writing & Preference Claude 3 Sonnet leads
Claude 3 Sonnet: 42.1 (#238), Llama 3-8B: 37.5 (#256)
| Benchmark | Claude 3 Sonnet | Llama 3-8B |
|---|---|---|
| LMArena Text | 1218 | 1166 |
| LMArena Creative Writing | 1186 | 1150 |
| LMArena Multi-Turn | 1227 | 1152 |
Frequently asked questions
Is Claude 3 Sonnet better than Llama 3-8B?
Claude 3 Sonnet is the stronger model overall, scoring 29.0 to 25.5 on the Noometry Index.
Is Claude 3 Sonnet or Llama 3-8B better for coding?
Llama 3-8B scores higher on coding benchmarks: 31.0 versus 29.6 in the Noometry coding category.
How many benchmarks do Claude 3 Sonnet and Llama 3-8B share?
28 benchmarks have published results for both models. Claude 3 Sonnet has 30 scored results on Noometry and Llama 3-8B has 34.