Model comparison
Llama 3.1-8B vs Phi-2
Llama 3.1-8B has enough public results to be ranked (#352); Phi-2 does not yet, so treat this comparison as directional.
Last verified . 4 shared benchmarks.
Meta
MicrosoftSummary
- They share 4 benchmarks with published results for both.
Side by side
| Llama 3.1-8B | Phi-2 | |
|---|---|---|
| Provider | Meta | Microsoft |
| Noometry Index | 23.0 | — |
| Released | 2024-07-23 | 2023-12-12 |
| Weights | Open | Open |
| Context window | 128K | — |
| Max output | 4K | — |
| Input $ / M tokens | $0.05 | — |
| Output $ / M tokens | $0.08 | — |
| Results tracked | 43 | 11 |
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Category by category
Coding Not comparable
Llama 3.1-8B: 20.2 (#340), Phi-2: —
| Benchmark | Llama 3.1-8B | Phi-2 |
|---|---|---|
| HumanEval+ | 62.8% | 45.1% |
| MBPP+ | 55.6% | 54.2% |
| SciCode | 13.2% | — |
| WeirdML | 1.7% | — |
| BigCodeBench Instruct | 32.8% | — |
| LMArena Coding | 1195 | — |
| BigCodeBench Complete | 40.5% | — |
Agentic & Tool Use Not comparable
Llama 3.1-8B: 22.5 (#131), Phi-2: —
| Benchmark | Llama 3.1-8B | Phi-2 |
|---|---|---|
| Berkeley Function Calling Leaderboard | 25.8% | — |
| BALROG | 15.1% | — |
Reasoning Not comparable
Llama 3.1-8B: 14.9 (#321), Phi-2: —
| Benchmark | Llama 3.1-8B | Phi-2 |
|---|---|---|
| Epoch Capabilities Index | 116.57 | 107.94 |
| CritPt | 0% | — |
| Chess Puzzles | 0% | — |
| LMArena Hard Prompts | 1175 | — |
| DTBench | 50.9% | — |
| LMCA | 5.4% | — |
| Adversarial NLI | — | 42.5% |
| BIG-Bench Hard | — | 59.4% |
| HellaSwag | — | 53.6% |
| PIQA | 81.2% | — |
| WinoGrande | — | 54.7% |
Math Not comparable
Llama 3.1-8B: 10.2 (#317), Phi-2: —
| Benchmark | Llama 3.1-8B | Phi-2 |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 1.7% | — |
| Omni-MATH | 13.7% | — |
| LMArena Math | 1179 | — |
| MATH Level 5 | 22.9% | — |
| GSM8K | 82.4% | — |
Knowledge Not comparable
Llama 3.1-8B: 8.0 (#307), Phi-2: —
| Benchmark | Llama 3.1-8B | Phi-2 |
|---|---|---|
| MMLU | 56.1% | 58.4% |
| GPQA Diamond | 27% | — |
| MMLU-Pro | 40.6% | — |
| GPQA (HELM) | 24.7% | — |
| LMArena Expert | 1144 | — |
| ARC (AI2) Challenge | — | 75.9% |
| BoolQ | 82.8% | — |
| OpenBookQA | — | 73.6% |
| TriviaQA | — | 45.2% |
Multilingual Not comparable
Llama 3.1-8B: 34.0 (#249), Phi-2: —
| Benchmark | Llama 3.1-8B | Phi-2 |
|---|---|---|
| LMArena Non-English | 1148 | — |
| LMArena Chinese | 1151 | — |
| LMArena French | 1177 | — |
| LMArena German | 1144 | — |
| LMArena Japanese | 1061 | — |
| LMArena Korean | 1053 | — |
| LMArena Russian | 1158 | — |
| LMArena Spanish | 1169 | — |
Instruction Following Not comparable
Llama 3.1-8B: 58.9 (#258), Phi-2: —
| Benchmark | Llama 3.1-8B | Phi-2 |
|---|---|---|
| IFEval | 74.3% | — |
| LMArena Instruction Following | 1159 | — |
Long Context Not comparable
Llama 3.1-8B: 35.8 (#238), Phi-2: —
| Benchmark | Llama 3.1-8B | Phi-2 |
|---|---|---|
| LMArena Longer Query | 1182 | — |
Writing & Preference Not comparable
Llama 3.1-8B: 29.7 (#290), Phi-2: —
| Benchmark | Llama 3.1-8B | Phi-2 |
|---|---|---|
| LMArena Text | 1187 | — |
| LMArena Creative Writing | 1154 | — |
| EQ-Bench Creative Writing | 713 | — |
| WildBench | 68.7% | — |
| LMArena Multi-Turn | 1172 | — |
Frequently asked questions
Is Llama 3.1-8B better than Phi-2?
Llama 3.1-8B has enough public results to be ranked (#352); Phi-2 does not yet, so treat this comparison as directional.
How many benchmarks do Llama 3.1-8B and Phi-2 share?
4 benchmarks have published results for both models. Llama 3.1-8B has 43 scored results on Noometry and Phi-2 has 11.