# Llama 3.1-70B vs Molmo 2 8b

> Molmo 2 8b is the stronger model overall, scoring 38.7 to 29.4 on the Noometry Index.

- Canonical page: https://noometry.com/compare/llama-3-1-70b-vs-molmo-2-8b
- Last updated: 2026-10-10
- Shared benchmarks: 4

## Summary

- They share 4 benchmarks with published results for both. Llama 3.1-70B scores higher in 0 categories and Molmo 2 8b in 4 categories; 4 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Molmo 2 8b leads 49.5 to 35.6.

## Snapshot

| | Llama 3.1-70B | Molmo 2 8b |
|---|---|---|
| Provider | Meta | Allen Institute for AI (Ai2) |
| Noometry Index | 29.4 | 38.7 |
| Rank | 299 | 170 |
| Context | 128K | — |
| Input $/M | $0.40 | — |
| Output $/M | $0.40 | — |
| Weights | Open | Open |

## Coding

- Llama 3.1-70B: 29.8 (#292)
- Molmo 2 8b: —

| Benchmark | Llama 3.1-70B | Molmo 2 8b |
|---|---|---|
| WeirdML | 9% | — |
| BigCodeBench Instruct | 46.1% | — |
| LMArena Coding | 1260 | — |
| BigCodeBench Complete | 54.8% | — |

## Agentic & Tool Use

- Llama 3.1-70B: 24.9 (#104)
- Molmo 2 8b: —

| Benchmark | Llama 3.1-70B | Molmo 2 8b |
|---|---|---|
| TheAgentCompany | 6.9% | — |
| BALROG | 27.9% | — |

## Reasoning

- Llama 3.1-70B: 20.8 (#215)
- Molmo 2 8b: 24.5 (#146)

| Benchmark | Llama 3.1-70B | Molmo 2 8b |
|---|---|---|
| LMArena Hard Prompts | 1241 | 1288 |
| DTBench | 60% | — |
| LMCA | 14.8% | — |
| Epoch Capabilities Index | 125.91 | — |

## Math

- Llama 3.1-70B: 12.7 (#298)
- Molmo 2 8b: —

| Benchmark | Llama 3.1-70B | Molmo 2 8b |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 3.6% | — |
| Omni-MATH | 21% | — |
| LMArena Math | 1252 | — |
| MATH Level 5 | 36.7% | — |

## Knowledge

- Llama 3.1-70B: 24.1 (#264)
- Molmo 2 8b: —

| Benchmark | Llama 3.1-70B | Molmo 2 8b |
|---|---|---|
| GPQA Diamond | 44.2% | — |
| MMLU-Pro | 65.3% | — |
| GPQA (HELM) | 42.6% | — |
| LMArena Expert | 1209 | — |
| MMLU | 80.1% | — |

## Multimodal

- Llama 3.1-70B: —
- Molmo 2 8b: 29.5 (#106)

| Benchmark | Llama 3.1-70B | Molmo 2 8b |
|---|---|---|
| LMArena Vision | — | 1081 |

## Multilingual

- Llama 3.1-70B: 38.9 (#220)
- Molmo 2 8b: 42.8 (#186)

| Benchmark | Llama 3.1-70B | Molmo 2 8b |
|---|---|---|
| LMArena Non-English | 1219 | 1275 |
| LMArena Chinese | 1215 | — |
| LMArena French | 1260 | — |
| LMArena German | 1222 | — |
| LMArena Japanese | 1132 | — |
| LMArena Korean | 1140 | — |
| LMArena Russian | 1234 | — |
| LMArena Spanish | 1253 | — |

## Instruction Following

- Llama 3.1-70B: 65.5 (#218)
- Molmo 2 8b: 67.2 (#196)

| Benchmark | Llama 3.1-70B | Molmo 2 8b |
|---|---|---|
| LMArena Instruction Following | 1231 | 1270 |
| IFEval | 82.1% | — |

## Long Context

- Llama 3.1-70B: 37.6 (#208)
- Molmo 2 8b: —

| Benchmark | Llama 3.1-70B | Molmo 2 8b |
|---|---|---|
| LMArena Longer Query | 1241 | — |

## Writing & Preference

- Llama 3.1-70B: 35.6 (#262)
- Molmo 2 8b: 49.5 (#187)

| Benchmark | Llama 3.1-70B | Molmo 2 8b |
|---|---|---|
| LMArena Text | 1261 | 1288 |
| LMArena Creative Writing | 1232 | — |
| EQ-Bench Creative Writing | 784 | — |
| WildBench | 75.8% | — |
| LMArena Multi-Turn | 1256 | — |

## FAQ

### Is Llama 3.1-70B better than Molmo 2 8b?

Molmo 2 8b is the stronger model overall, scoring 38.7 to 29.4 on the Noometry Index.

### How many benchmarks do Llama 3.1-70B and Molmo 2 8b share?

4 benchmarks have published results for both models. Llama 3.1-70B has 35 scored results on Noometry and Molmo 2 8b has 5.