Model comparison
Llama 3.1 Nemotron 51b Instruct vs Nova 2.0 Pro Preview
Llama 3.1 Nemotron 51b Instruct is the stronger model overall, scoring 35.9 to 33.4 on the Noometry Index.
Last verified . 0 shared benchmarks.
NVIDIASummary
- The widest gap is in coding, where Nova 2.0 Pro Preview leads 40.8 to 35.6.
- Llama 3.1 Nemotron 51b Instruct has downloadable open weights; the other is API-only.
Side by side
| Llama 3.1 Nemotron 51b Instruct | Nova 2.0 Pro Preview | |
|---|---|---|
| Provider | NVIDIA | Amazon |
| Noometry Index | 35.9 | 33.4 |
| Released | — | 2025-12-02 |
| Weights | Open | Proprietary |
| Context window | — | — |
| Max output | — | — |
| Input $ / M tokens | — | — |
| Output $ / M tokens | — | — |
| Results tracked | 12 | 3 |
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Category by category
Coding Nova 2.0 Pro Preview leads
Llama 3.1 Nemotron 51b Instruct: 35.6 (#222), Nova 2.0 Pro Preview: 40.8 (#133)
| Benchmark | Llama 3.1 Nemotron 51b Instruct | Nova 2.0 Pro Preview |
|---|---|---|
| SciCode | — | 42.7% |
| LMArena Coding | 1223 | — |
Agentic & Tool Use Not comparable
Llama 3.1 Nemotron 51b Instruct: —, Nova 2.0 Pro Preview: 21.9 (#136)
| Benchmark | Llama 3.1 Nemotron 51b Instruct | Nova 2.0 Pro Preview |
|---|---|---|
| GDP.pdf | — | 2% |
Reasoning Llama 3.1 Nemotron 51b Instruct leads
Llama 3.1 Nemotron 51b Instruct: 23.5 (#177), Nova 2.0 Pro Preview: 22.4 (#194)
| Benchmark | Llama 3.1 Nemotron 51b Instruct | Nova 2.0 Pro Preview |
|---|---|---|
| CritPt | — | 0% |
| LMArena Hard Prompts | 1203 | — |
Math Not comparable
Llama 3.1 Nemotron 51b Instruct: 34.6 (#193), Nova 2.0 Pro Preview: —
| Benchmark | Llama 3.1 Nemotron 51b Instruct | Nova 2.0 Pro Preview |
|---|---|---|
| LMArena Math | 1230 | — |
Knowledge Not comparable
Llama 3.1 Nemotron 51b Instruct: 31.9 (#218), Nova 2.0 Pro Preview: —
| Benchmark | Llama 3.1 Nemotron 51b Instruct | Nova 2.0 Pro Preview |
|---|---|---|
| LMArena Expert | 1167 | — |
Multilingual Not comparable
Llama 3.1 Nemotron 51b Instruct: 36.1 (#241), Nova 2.0 Pro Preview: —
| Benchmark | Llama 3.1 Nemotron 51b Instruct | Nova 2.0 Pro Preview |
|---|---|---|
| LMArena Non-English | 1181 | — |
| LMArena Chinese | 1180 | — |
| LMArena Russian | 1187 | — |
Instruction Following Not comparable
Llama 3.1 Nemotron 51b Instruct: 62.9 (#233), Nova 2.0 Pro Preview: —
| Benchmark | Llama 3.1 Nemotron 51b Instruct | Nova 2.0 Pro Preview |
|---|---|---|
| LMArena Instruction Following | 1201 | — |
Long Context Not comparable
Llama 3.1 Nemotron 51b Instruct: 36.5 (#230), Nova 2.0 Pro Preview: —
| Benchmark | Llama 3.1 Nemotron 51b Instruct | Nova 2.0 Pro Preview |
|---|---|---|
| LMArena Longer Query | 1205 | — |
Writing & Preference Not comparable
Llama 3.1 Nemotron 51b Instruct: 43.4 (#229), Nova 2.0 Pro Preview: —
| Benchmark | Llama 3.1 Nemotron 51b Instruct | Nova 2.0 Pro Preview |
|---|---|---|
| LMArena Text | 1228 | — |
| LMArena Creative Writing | 1213 | — |
| LMArena Multi-Turn | 1227 | — |
Frequently asked questions
Is Llama 3.1 Nemotron 51b Instruct better than Nova 2.0 Pro Preview?
Llama 3.1 Nemotron 51b Instruct is the stronger model overall, scoring 35.9 to 33.4 on the Noometry Index.
Is Llama 3.1 Nemotron 51b Instruct or Nova 2.0 Pro Preview better for coding?
Nova 2.0 Pro Preview scores higher on coding benchmarks: 40.8 versus 35.6 in the Noometry coding category.
How many benchmarks do Llama 3.1 Nemotron 51b Instruct and Nova 2.0 Pro Preview share?
0 benchmarks have published results for both models. Llama 3.1 Nemotron 51b Instruct has 12 scored results on Noometry and Nova 2.0 Pro Preview has 3.