# Llama2 70b Steerlm Chat vs Step 5 Preview

> Step 5 Preview is the stronger model overall, scoring 43.8 to 31.2 on the Noometry Index.

- Canonical page: https://noometry.com/compare/llama2-70b-steerlm-chat-vs-step-5-preview
- Last updated: 2026-10-10
- Shared benchmarks: 0

## Summary

- The widest gap is in coding, where Step 5 Preview leads 50.6 to 29.3.
- Llama2 70b Steerlm Chat has downloadable open weights; the other is API-only.

## Snapshot

| | Llama2 70b Steerlm Chat | Step 5 Preview |
|---|---|---|
| Provider | NVIDIA | StepFun |
| Noometry Index | 31.2 | 43.8 |
| Rank | 265 | 78 |
| Context | — | 1.02M |
| Input $/M | — | $1 |
| Output $/M | — | $2.70 |
| Weights | Open | Proprietary |

## Coding

- Llama2 70b Steerlm Chat: 29.3 (#295)
- Step 5 Preview: 50.6 (#40)

| Benchmark | Llama2 70b Steerlm Chat | Step 5 Preview |
|---|---|---|
| LMArena WebDev | — | 1569 |
| SciCode | — | 58.9% |
| LMArena Coding | 1025 | — |

## Reasoning

- Llama2 70b Steerlm Chat: 19.1 (#245)
- Step 5 Preview: 38.0 (#58)

| Benchmark | Llama2 70b Steerlm Chat | Step 5 Preview |
|---|---|---|
| CritPt | — | 20.9% |
| LMArena Hard Prompts | 1047 | — |

## Math

- Llama2 70b Steerlm Chat: 28.8 (#223)
- Step 5 Preview: —

| Benchmark | Llama2 70b Steerlm Chat | Step 5 Preview |
|---|---|---|
| LMArena Math | 1072 | — |

## Multilingual

- Llama2 70b Steerlm Chat: 28.9 (#265)
- Step 5 Preview: —

| Benchmark | Llama2 70b Steerlm Chat | Step 5 Preview |
|---|---|---|
| LMArena Non-English | 1064 | — |

## Instruction Following

- Llama2 70b Steerlm Chat: 54.5 (#274)
- Step 5 Preview: —

| Benchmark | Llama2 70b Steerlm Chat | Step 5 Preview |
|---|---|---|
| LMArena Instruction Following | 1061 | — |

## Long Context

- Llama2 70b Steerlm Chat: 30.4 (#283)
- Step 5 Preview: —

| Benchmark | Llama2 70b Steerlm Chat | Step 5 Preview |
|---|---|---|
| LMArena Longer Query | 998 | — |

## Writing & Preference

- Llama2 70b Steerlm Chat: 31.8 (#278)
- Step 5 Preview: —

| Benchmark | Llama2 70b Steerlm Chat | Step 5 Preview |
|---|---|---|
| LMArena Text | 1098 | — |
| LMArena Creative Writing | 1091 | — |
| LMArena Multi-Turn | 1058 | — |

## FAQ

### Is Llama2 70b Steerlm Chat better than Step 5 Preview?

Step 5 Preview is the stronger model overall, scoring 43.8 to 31.2 on the Noometry Index.

### Is Llama2 70b Steerlm Chat or Step 5 Preview better for coding?

Step 5 Preview scores higher on coding benchmarks: 50.6 versus 29.3 in the Noometry coding category.

### How many benchmarks do Llama2 70b Steerlm Chat and Step 5 Preview share?

0 benchmarks have published results for both models. Llama2 70b Steerlm Chat has 9 scored results on Noometry and Step 5 Preview has 3.