# Llama 3.1-405B vs Phi 3 Mini 4k Instruct June 2024

> Llama 3.1-405B and Phi 3 Mini 4k Instruct June 2024 score almost the same on the Noometry Index (30.7 vs 31.3), so choose on price, context window or the category you care about most.

- Canonical page: https://noometry.com/compare/llama-3-1-405b-vs-phi-3-mini-4k-instruct-june
- Last updated: 2026-10-10
- Shared benchmarks: 15

## Summary

- They share 15 benchmarks with published results for both. Llama 3.1-405B scores higher in 6 categories and Phi 3 Mini 4k Instruct June 2024 in 2 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in multilingual, where Llama 3.1-405B leads 40.7 to 25.9.

## Snapshot

| | Llama 3.1-405B | Phi 3 Mini 4k Instruct June 2024 |
|---|---|---|
| Provider | Meta | Microsoft |
| Noometry Index | 30.7 | 31.3 |
| Rank | 288 | 276 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Open | Open |

## Coding

- Llama 3.1-405B: 33.1 (#262)
- Phi 3 Mini 4k Instruct June 2024: 31.8 (#279)

| Benchmark | Llama 3.1-405B | Phi 3 Mini 4k Instruct June 2024 |
|---|---|---|
| LMArena Coding | 1291 | 1093 |
| WeirdML | 21.4% | — |

## Agentic & Tool Use

- Llama 3.1-405B: 21.0 (#140)
- Phi 3 Mini 4k Instruct June 2024: —

| Benchmark | Llama 3.1-405B | Phi 3 Mini 4k Instruct June 2024 |
|---|---|---|
| TheAgentCompany | 7.4% | — |
| Cybench | 7.5% | — |

## Reasoning

- Llama 3.1-405B: 16.8 (#300)
- Phi 3 Mini 4k Instruct June 2024: 20.8 (#231)

| Benchmark | Llama 3.1-405B | Phi 3 Mini 4k Instruct June 2024 |
|---|---|---|
| LMArena Hard Prompts | 1269 | 1087 |
| SimpleBench | 23% | — |
| Kagi LLM Benchmark | 45% | — |
| DTBench | 61.4% | — |
| BIG-Bench Hard | 82.9% | — |
| Epoch Capabilities Index | 128.75 | — |
| ForecastBench | 59.9 | — |
| HellaSwag | 89.2% | — |
| PIQA | 85.9% | — |
| WinoGrande | 89.2% | — |

## Math

- Llama 3.1-405B: 18.4 (#290)
- Phi 3 Mini 4k Instruct June 2024: 33.0 (#208)

| Benchmark | Llama 3.1-405B | Phi 3 Mini 4k Instruct June 2024 |
|---|---|---|
| LMArena Math | 1281 | 1152 |
| OTIS Mock AIME 2024-2025 | 9.7% | — |
| Omni-MATH | 24.9% | — |
| MATH Level 5 | 49.8% | — |

## Knowledge

- Llama 3.1-405B: 30.4 (#227)
- Phi 3 Mini 4k Instruct June 2024: 28.6 (#244)

| Benchmark | Llama 3.1-405B | Phi 3 Mini 4k Instruct June 2024 |
|---|---|---|
| LMArena Expert | 1243 | 1051 |
| GPQA Diamond | 50.9% | — |
| MMLU-Pro | 72.3% | — |
| Confabulations | 17.6% | — |
| GPQA (HELM) | 52.2% | — |
| ARC (AI2) Challenge | 95.3% | — |
| MMLU | 84.5% | — |
| TriviaQA | 82.7% | — |

## Multilingual

- Llama 3.1-405B: 40.7 (#214)
- Phi 3 Mini 4k Instruct June 2024: 25.9 (#282)

| Benchmark | Llama 3.1-405B | Phi 3 Mini 4k Instruct June 2024 |
|---|---|---|
| LMArena Non-English | 1248 | 1013 |
| LMArena Chinese | 1242 | 1033 |
| LMArena German | 1252 | 1031 |
| LMArena Japanese | 1208 | 954 |
| LMArena Korean | 1184 | 880 |
| LMArena Russian | 1265 | 1019 |
| LMArena French | 1279 | — |
| LMArena Spanish | 1260 | — |

## Instruction Following

- Llama 3.1-405B: 65.9 (#214)
- Phi 3 Mini 4k Instruct June 2024: 54.1 (#282)

| Benchmark | Llama 3.1-405B | Phi 3 Mini 4k Instruct June 2024 |
|---|---|---|
| LMArena Instruction Following | 1259 | 1058 |
| IFEval | 81.1% | — |

## Long Context

- Llama 3.1-405B: 38.4 (#197)
- Phi 3 Mini 4k Instruct June 2024: 31.7 (#277)

| Benchmark | Llama 3.1-405B | Phi 3 Mini 4k Instruct June 2024 |
|---|---|---|
| LMArena Longer Query | 1266 | 1042 |

## Writing & Preference

- Llama 3.1-405B: 38.9 (#251)
- Phi 3 Mini 4k Instruct June 2024: 29.6 (#294)

| Benchmark | Llama 3.1-405B | Phi 3 Mini 4k Instruct June 2024 |
|---|---|---|
| LMArena Text | 1284 | 1080 |
| LMArena Creative Writing | 1262 | 1045 |
| LMArena Multi-Turn | 1297 | 1049 |
| EQ-Bench Creative Writing | 870 | — |
| WildBench | 78.3% | — |

## FAQ

### Is Llama 3.1-405B better than Phi 3 Mini 4k Instruct June 2024?

Llama 3.1-405B and Phi 3 Mini 4k Instruct June 2024 score almost the same on the Noometry Index (30.7 vs 31.3), so choose on price, context window or the category you care about most.

### Is Llama 3.1-405B or Phi 3 Mini 4k Instruct June 2024 better for coding?

Llama 3.1-405B scores higher on coding benchmarks: 33.1 versus 31.8 in the Noometry coding category.

### How many benchmarks do Llama 3.1-405B and Phi 3 Mini 4k Instruct June 2024 share?

15 benchmarks have published results for both models. Llama 3.1-405B has 42 scored results on Noometry and Phi 3 Mini 4k Instruct June 2024 has 15.