# Llama 3.1 Nemotron 51b Instruct vs StarCoder 2 15B

> Llama 3.1 Nemotron 51b Instruct has enough public results to be ranked (#219); StarCoder 2 15B does not yet, so treat this comparison as directional.

- Canonical page: https://noometry.com/compare/llama-3-1-nemotron-51b-instruct-vs-starcoder-2-15b
- Last updated: 2026-10-10
- Shared benchmarks: 0

## Snapshot

| | Llama 3.1 Nemotron 51b Instruct | StarCoder 2 15B |
|---|---|---|
| Provider | NVIDIA | NVIDIA |
| Noometry Index | 35.2 | 37.5 |
| Rank | 219 | — |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Open | Open |

## Coding

- Llama 3.1 Nemotron 51b Instruct: 35.0 (#219)
- StarCoder 2 15B: 36.0

| Benchmark | Llama 3.1 Nemotron 51b Instruct | StarCoder 2 15B |
|---|---|---|
| LMArena Coding | 1223 | — |
| BigCodeBench Complete | — | 38.4% |
| HumanEval+ | — | 37.8% |

## Reasoning

- Llama 3.1 Nemotron 51b Instruct: 22.5 (#177)
- StarCoder 2 15B: —

| Benchmark | Llama 3.1 Nemotron 51b Instruct | StarCoder 2 15B |
|---|---|---|
| LMArena Hard Prompts | 1204 | — |
| Epoch Capabilities Index | — | 104.61 |
| WinoGrande | — | 64.3% |

## Math

- Llama 3.1 Nemotron 51b Instruct: 32.0 (#189)
- StarCoder 2 15B: —

| Benchmark | Llama 3.1 Nemotron 51b Instruct | StarCoder 2 15B |
|---|---|---|
| LMArena Math | 1230 | — |
| GSM8K | — | 57.7% |

## Knowledge

- Llama 3.1 Nemotron 51b Instruct: 31.3 (#213)
- StarCoder 2 15B: —

| Benchmark | Llama 3.1 Nemotron 51b Instruct | StarCoder 2 15B |
|---|---|---|
| LMArena Expert | 1167 | — |
| ARC (AI2) Challenge | — | 47.2% |
| MMLU | — | 64.1% |

## Multilingual

- Llama 3.1 Nemotron 51b Instruct: 36.3 (#236)
- StarCoder 2 15B: —

| Benchmark | Llama 3.1 Nemotron 51b Instruct | StarCoder 2 15B |
|---|---|---|
| LMArena Non-English | 1181 | — |
| LMArena Chinese | 1179 | — |
| LMArena Russian | 1186 | — |

## Instruction Following

- Llama 3.1 Nemotron 51b Instruct: 63.2 (#228)
- StarCoder 2 15B: —

| Benchmark | Llama 3.1 Nemotron 51b Instruct | StarCoder 2 15B |
|---|---|---|
| LMArena Instruction Following | 1201 | — |

## Long Context

- Llama 3.1 Nemotron 51b Instruct: 36.5 (#225)
- StarCoder 2 15B: —

| Benchmark | Llama 3.1 Nemotron 51b Instruct | StarCoder 2 15B |
|---|---|---|
| LMArena Longer Query | 1205 | — |

## Writing & Preference

- Llama 3.1 Nemotron 51b Instruct: 43.5 (#224)
- StarCoder 2 15B: —

| Benchmark | Llama 3.1 Nemotron 51b Instruct | StarCoder 2 15B |
|---|---|---|
| LMArena Text | 1228 | — |
| LMArena Creative Writing | 1213 | — |
| LMArena Multi-Turn | 1227 | — |

## FAQ

### Is Llama 3.1 Nemotron 51b Instruct better than StarCoder 2 15B?

Llama 3.1 Nemotron 51b Instruct has enough public results to be ranked (#219); StarCoder 2 15B does not yet, so treat this comparison as directional.

### Is Llama 3.1 Nemotron 51b Instruct or StarCoder 2 15B better for coding?

They score almost the same on coding (35.0 vs 36.0); test both on your own repository before choosing.

### How many benchmarks do Llama 3.1 Nemotron 51b Instruct and StarCoder 2 15B share?

0 benchmarks have published results for both models. Llama 3.1 Nemotron 51b Instruct has 12 scored results on Noometry and StarCoder 2 15B has 7.