Model comparison
Amazon Nova Experimental Chat 26 01 10 vs Llama 3.1-405B
Amazon Nova Experimental Chat 26 01 10 is the stronger model overall, scoring 42.8 to 30.7 on the Noometry Index.
Last verified . 13 shared benchmarks.
MetaSummary
- They share 13 benchmarks with published results for both. Amazon Nova Experimental Chat 26 01 10 scores higher in 8 categories and Llama 3.1-405B in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in math, where Amazon Nova Experimental Chat 26 01 10 leads 38.5 to 18.4.
- Llama 3.1-405B has downloadable open weights; the other is API-only.
Side by side
| Amazon Nova Experimental Chat 26 01 10 | Llama 3.1-405B | |
|---|---|---|
| Provider | Amazon | Meta |
| Noometry Index | 42.8 | 30.7 |
| Released | — | 2024-07-23 |
| Weights | Proprietary | Open |
| Context window | — | — |
| Max output | — | — |
| Input $ / M tokens | — | — |
| Output $ / M tokens | — | — |
| Results tracked | 13 | 42 |
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Category by category
Coding Amazon Nova Experimental Chat 26 01 10 leads
Amazon Nova Experimental Chat 26 01 10: 42.7 (#96), Llama 3.1-405B: 33.1 (#262)
| Benchmark | Amazon Nova Experimental Chat 26 01 10 | Llama 3.1-405B |
|---|---|---|
| LMArena Coding | 1447 | 1291 |
| WeirdML | — | 21.4% |
Agentic & Tool Use Not comparable
Amazon Nova Experimental Chat 26 01 10: —, Llama 3.1-405B: 21.0 (#140)
| Benchmark | Amazon Nova Experimental Chat 26 01 10 | Llama 3.1-405B |
|---|---|---|
| TheAgentCompany | — | 7.4% |
| Cybench | — | 7.5% |
Reasoning Amazon Nova Experimental Chat 26 01 10 leads
Amazon Nova Experimental Chat 26 01 10: 28.9 (#98), Llama 3.1-405B: 16.8 (#300)
| Benchmark | Amazon Nova Experimental Chat 26 01 10 | Llama 3.1-405B |
|---|---|---|
| LMArena Hard Prompts | 1415 | 1269 |
| SimpleBench | — | 23% |
| Kagi LLM Benchmark | — | 45% |
| DTBench | — | 61.4% |
| BIG-Bench Hard | — | 82.9% |
| Epoch Capabilities Index | — | 128.75 |
| ForecastBench | — | 59.9 |
| HellaSwag | — | 89.2% |
| PIQA | — | 85.9% |
| WinoGrande | — | 89.2% |
Math Amazon Nova Experimental Chat 26 01 10 leads
Amazon Nova Experimental Chat 26 01 10: 38.5 (#136), Llama 3.1-405B: 18.4 (#290)
| Benchmark | Amazon Nova Experimental Chat 26 01 10 | Llama 3.1-405B |
|---|---|---|
| LMArena Math | 1404 | 1281 |
| OTIS Mock AIME 2024-2025 | — | 9.7% |
| Omni-MATH | — | 24.9% |
| MATH Level 5 | — | 49.8% |
Knowledge Amazon Nova Experimental Chat 26 01 10 leads
Amazon Nova Experimental Chat 26 01 10: 40.3 (#120), Llama 3.1-405B: 30.4 (#227)
| Benchmark | Amazon Nova Experimental Chat 26 01 10 | Llama 3.1-405B |
|---|---|---|
| LMArena Expert | 1444 | 1243 |
| GPQA Diamond | — | 50.9% |
| MMLU-Pro | — | 72.3% |
| Confabulations | — | 17.6% |
| GPQA (HELM) | — | 52.2% |
| ARC (AI2) Challenge | — | 95.3% |
| MMLU | — | 84.5% |
| TriviaQA | — | 82.7% |
Multilingual Amazon Nova Experimental Chat 26 01 10 leads
Amazon Nova Experimental Chat 26 01 10: 50.2 (#126), Llama 3.1-405B: 40.7 (#214)
| Benchmark | Amazon Nova Experimental Chat 26 01 10 | Llama 3.1-405B |
|---|---|---|
| LMArena Non-English | 1381 | 1248 |
| LMArena Chinese | 1372 | 1242 |
| LMArena Russian | 1391 | 1265 |
| LMArena Spanish | 1390 | 1260 |
| LMArena French | — | 1279 |
| LMArena German | — | 1252 |
| LMArena Japanese | — | 1208 |
| LMArena Korean | — | 1184 |
Instruction Following Amazon Nova Experimental Chat 26 01 10 leads
Amazon Nova Experimental Chat 26 01 10: 72.9 (#126), Llama 3.1-405B: 65.9 (#214)
| Benchmark | Amazon Nova Experimental Chat 26 01 10 | Llama 3.1-405B |
|---|---|---|
| LMArena Instruction Following | 1381 | 1259 |
| IFEval | — | 81.1% |
Long Context Amazon Nova Experimental Chat 26 01 10 leads
Amazon Nova Experimental Chat 26 01 10: 42.7 (#119), Llama 3.1-405B: 38.4 (#197)
| Benchmark | Amazon Nova Experimental Chat 26 01 10 | Llama 3.1-405B |
|---|---|---|
| LMArena Longer Query | 1400 | 1266 |
Writing & Preference Amazon Nova Experimental Chat 26 01 10 leads
Amazon Nova Experimental Chat 26 01 10: 57.4 (#129), Llama 3.1-405B: 38.9 (#251)
| Benchmark | Amazon Nova Experimental Chat 26 01 10 | Llama 3.1-405B |
|---|---|---|
| LMArena Text | 1396 | 1284 |
| LMArena Creative Writing | 1331 | 1262 |
| LMArena Multi-Turn | 1380 | 1297 |
| EQ-Bench Creative Writing | — | 870 |
| WildBench | — | 78.3% |
Frequently asked questions
Is Amazon Nova Experimental Chat 26 01 10 better than Llama 3.1-405B?
Amazon Nova Experimental Chat 26 01 10 is the stronger model overall, scoring 42.8 to 30.7 on the Noometry Index.
Is Amazon Nova Experimental Chat 26 01 10 or Llama 3.1-405B better for coding?
Amazon Nova Experimental Chat 26 01 10 scores higher on coding benchmarks: 42.7 versus 33.1 in the Noometry coding category.
How many benchmarks do Amazon Nova Experimental Chat 26 01 10 and Llama 3.1-405B share?
13 benchmarks have published results for both models. Amazon Nova Experimental Chat 26 01 10 has 13 scored results on Noometry and Llama 3.1-405B has 42.