Model comparison
Llama 13b vs Nova 2.0 Pro Preview
Nova 2.0 Pro Preview is the stronger model overall, scoring 33.4 to 24.4 on the Noometry Index.
Last verified . 0 shared benchmarks.
MetaSummary
- The widest gap is in coding, where Nova 2.0 Pro Preview leads 40.8 to 21.4.
- Llama 13b has downloadable open weights; the other is API-only.
Side by side
| Llama 13b | Nova 2.0 Pro Preview | |
|---|---|---|
| Provider | Meta | Amazon |
| Noometry Index | 24.4 | 33.4 |
| Released | 2023-02-24 | 2025-12-02 |
| Weights | Open | Proprietary |
| Context window | — | — |
| Max output | — | — |
| Input $ / M tokens | — | — |
| Output $ / M tokens | — | — |
| Results tracked | 21 | 3 |
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Category by category
Coding Nova 2.0 Pro Preview leads
Llama 13b: 21.4 (#337), Nova 2.0 Pro Preview: 40.8 (#133)
| Benchmark | Llama 13b | Nova 2.0 Pro Preview |
|---|---|---|
| SciCode | — | 42.7% |
| LMArena Coding | 683 | — |
Agentic & Tool Use Not comparable
Llama 13b: —, Nova 2.0 Pro Preview: 21.9 (#136)
| Benchmark | Llama 13b | Nova 2.0 Pro Preview |
|---|---|---|
| GDP.pdf | — | 2% |
Reasoning Nova 2.0 Pro Preview leads
Llama 13b: 14.0 (#329), Nova 2.0 Pro Preview: 22.4 (#194)
| Benchmark | Llama 13b | Nova 2.0 Pro Preview |
|---|---|---|
| CritPt | — | 0% |
| LMArena Hard Prompts | 728 | — |
| BIG-Bench Hard | 37.9% | — |
| Epoch Capabilities Index | 100.58 | — |
| HellaSwag | 79.2% | — |
| LAMBADA | 75.2% | — |
| PIQA | 80.1% | — |
| WinoGrande | 73% | — |
Math Not comparable
Llama 13b: 26.7 (#256), Nova 2.0 Pro Preview: —
| Benchmark | Llama 13b | Nova 2.0 Pro Preview |
|---|---|---|
| LMArena Math | 838 | — |
| GSM8K | 20.6% | — |
Knowledge Not comparable
Llama 13b: —, Nova 2.0 Pro Preview: —
| Benchmark | Llama 13b | Nova 2.0 Pro Preview |
|---|---|---|
| ARC (AI2) Challenge | 52.7% | — |
| BoolQ | 78.7% | — |
| MMLU | 47.7% | — |
| OpenBookQA | 56.4% | — |
| TriviaQA | 77.9% | — |
Multimodal Not comparable
Llama 13b: —, Nova 2.0 Pro Preview: —
| Benchmark | Llama 13b | Nova 2.0 Pro Preview |
|---|---|---|
| ScienceQA | 43.3% | — |
Multilingual Not comparable
Llama 13b: 16.6 (#297), Nova 2.0 Pro Preview: —
| Benchmark | Llama 13b | Nova 2.0 Pro Preview |
|---|---|---|
| LMArena Non-English | 819 | — |
Instruction Following Not comparable
Llama 13b: 36.7 (#305), Nova 2.0 Pro Preview: —
| Benchmark | Llama 13b | Nova 2.0 Pro Preview |
|---|---|---|
| LMArena Instruction Following | 781 | — |
Writing & Preference Not comparable
Llama 13b: 13.8 (#312), Nova 2.0 Pro Preview: —
| Benchmark | Llama 13b | Nova 2.0 Pro Preview |
|---|---|---|
| LMArena Text | 834 | — |
| LMArena Creative Writing | 794 | — |
| LMArena Multi-Turn | 753 | — |
Frequently asked questions
Is Llama 13b better than Nova 2.0 Pro Preview?
Nova 2.0 Pro Preview is the stronger model overall, scoring 33.4 to 24.4 on the Noometry Index.
Is Llama 13b or Nova 2.0 Pro Preview better for coding?
Nova 2.0 Pro Preview scores higher on coding benchmarks: 40.8 versus 21.4 in the Noometry coding category.
How many benchmarks do Llama 13b and Nova 2.0 Pro Preview share?
0 benchmarks have published results for both models. Llama 13b has 21 scored results on Noometry and Nova 2.0 Pro Preview has 3.