# Llama 13b vs Step 2 16k Exp 202412

> Step 2 16k Exp 202412 is the stronger model overall, scoring 39.2 to 24.4 on the Noometry Index.

- Canonical page: https://noometry.com/compare/llama-13b-vs-step-2-16k-exp-202412
- Last updated: 2026-10-10
- Shared benchmarks: 8

## Summary

- They share 8 benchmarks with published results for both. Llama 13b scores higher in 0 categories and Step 2 16k Exp 202412 in 6 categories; 6 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Step 2 16k Exp 202412 leads 52.3 to 13.8.
- Llama 13b has downloadable open weights; the other is API-only.

## Snapshot

| | Llama 13b | Step 2 16k Exp 202412 |
|---|---|---|
| Provider | Meta | StepFun |
| Noometry Index | 24.4 | 39.2 |
| Rank | 348 | 171 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Open | Proprietary |

## Coding

- Llama 13b: 21.4 (#337)
- Step 2 16k Exp 202412: 38.5 (#174)

| Benchmark | Llama 13b | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Coding | 683 | 1316 |

## Reasoning

- Llama 13b: 14.0 (#329)
- Step 2 16k Exp 202412: 25.9 (#142)

| Benchmark | Llama 13b | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Hard Prompts | 728 | 1299 |
| BIG-Bench Hard | 37.9% | — |
| Epoch Capabilities Index | 100.58 | — |
| HellaSwag | 79.2% | — |
| LAMBADA | 75.2% | — |
| PIQA | 80.1% | — |
| WinoGrande | 73% | — |

## Math

- Llama 13b: 26.7 (#256)
- Step 2 16k Exp 202412: 36.3 (#169)

| Benchmark | Llama 13b | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Math | 838 | 1304 |
| GSM8K | 20.6% | — |

## Knowledge

- Llama 13b: —
- Step 2 16k Exp 202412: 35.2 (#187)

| Benchmark | Llama 13b | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Expert | — | 1279 |
| ARC (AI2) Challenge | 52.7% | — |
| BoolQ | 78.7% | — |
| MMLU | 47.7% | — |
| OpenBookQA | 56.4% | — |
| TriviaQA | 77.9% | — |

## Multimodal

- Llama 13b: —
- Step 2 16k Exp 202412: —

| Benchmark | Llama 13b | Step 2 16k Exp 202412 |
|---|---|---|
| ScienceQA | 43.3% | — |

## Multilingual

- Llama 13b: 16.6 (#297)
- Step 2 16k Exp 202412: 43.7 (#181)

| Benchmark | Llama 13b | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Non-English | 819 | 1290 |
| LMArena Chinese | — | 1331 |
| LMArena Russian | — | 1324 |

## Instruction Following

- Llama 13b: 36.7 (#305)
- Step 2 16k Exp 202412: 67.9 (#192)

| Benchmark | Llama 13b | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Instruction Following | 781 | 1287 |

## Long Context

- Llama 13b: —
- Step 2 16k Exp 202412: 39.7 (#170)

| Benchmark | Llama 13b | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Longer Query | — | 1307 |

## Writing & Preference

- Llama 13b: 13.8 (#312)
- Step 2 16k Exp 202412: 52.3 (#173)

| Benchmark | Llama 13b | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Text | 834 | 1321 |
| LMArena Creative Writing | 794 | 1328 |
| LMArena Multi-Turn | 753 | 1292 |

## FAQ

### Is Llama 13b better than Step 2 16k Exp 202412?

Step 2 16k Exp 202412 is the stronger model overall, scoring 39.2 to 24.4 on the Noometry Index.

### Is Llama 13b or Step 2 16k Exp 202412 better for coding?

Step 2 16k Exp 202412 scores higher on coding benchmarks: 38.5 versus 21.4 in the Noometry coding category.

### How many benchmarks do Llama 13b and Step 2 16k Exp 202412 share?

8 benchmarks have published results for both models. Llama 13b has 21 scored results on Noometry and Step 2 16k Exp 202412 has 12.