# Amazon Nova Experimental Chat 12 10 vs phi-3-medium 14B

> Amazon Nova Experimental Chat 12 10 is the stronger model overall, scoring 42.3 to 29.1 on the Noometry Index.

- Canonical page: https://noometry.com/compare/amazon-nova-experimental-chat-12-10-vs-phi-3-medium-14b
- Last updated: 2026-10-10
- Shared benchmarks: 0

## Summary

- The widest gap is in knowledge, where Amazon Nova Experimental Chat 12 10 leads 38.6 to 9.1.
- phi-3-medium 14B has downloadable open weights; the other is API-only.

## Snapshot

| | Amazon Nova Experimental Chat 12 10 | phi-3-medium 14B |
|---|---|---|
| Provider | Amazon | Microsoft |
| Noometry Index | 42.3 | 29.1 |
| Rank | 104 | 306 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Proprietary | Open |

## Coding

- Amazon Nova Experimental Chat 12 10: 41.5 (#112)
- phi-3-medium 14B: 36.3 (#198)

| Benchmark | Amazon Nova Experimental Chat 12 10 | phi-3-medium 14B |
|---|---|---|
| BigCodeBench Instruct | — | 37.6% |
| LMArena Coding | 1430 | — |
| BigCodeBench Complete | — | 48.7% |

## Reasoning

- Amazon Nova Experimental Chat 12 10: 28.1 (#93)
- phi-3-medium 14B: —

| Benchmark | Amazon Nova Experimental Chat 12 10 | phi-3-medium 14B |
|---|---|---|
| LMArena Hard Prompts | 1427 | — |
| Adversarial NLI | — | 55.8% |
| BIG-Bench Hard | — | 81.4% |
| Epoch Capabilities Index | — | 121.18 |
| HellaSwag | — | 82.4% |
| WinoGrande | — | 81.5% |

## Math

- Amazon Nova Experimental Chat 12 10: 36.1 (#130)
- phi-3-medium 14B: 25.2 (#249)

| Benchmark | Amazon Nova Experimental Chat 12 10 | phi-3-medium 14B |
|---|---|---|
| LMArena Math | 1418 | — |
| MATH Level 5 | — | 17.6% |

## Knowledge

- Amazon Nova Experimental Chat 12 10: 38.6 (#133)
- phi-3-medium 14B: 9.1 (#301)

| Benchmark | Amazon Nova Experimental Chat 12 10 | phi-3-medium 14B |
|---|---|---|
| GPQA Diamond | — | 27.6% |
| LMArena Expert | 1409 | — |
| ARC (AI2) Challenge | — | 91.6% |
| MMLU | — | 78% |
| OpenBookQA | — | 87.4% |
| TriviaQA | — | 73.9% |

## Multilingual

- Amazon Nova Experimental Chat 12 10: 51.7 (#103)
- phi-3-medium 14B: —

| Benchmark | Amazon Nova Experimental Chat 12 10 | phi-3-medium 14B |
|---|---|---|
| LMArena Non-English | 1399 | — |
| LMArena Chinese | 1440 | — |
| LMArena Russian | 1397 | — |

## Instruction Following

- Amazon Nova Experimental Chat 12 10: 73.4 (#117)
- phi-3-medium 14B: —

| Benchmark | Amazon Nova Experimental Chat 12 10 | phi-3-medium 14B |
|---|---|---|
| LMArena Instruction Following | 1387 | — |

## Long Context

- Amazon Nova Experimental Chat 12 10: 42.4 (#120)
- phi-3-medium 14B: —

| Benchmark | Amazon Nova Experimental Chat 12 10 | phi-3-medium 14B |
|---|---|---|
| LMArena Longer Query | 1391 | — |

## Writing & Preference

- Amazon Nova Experimental Chat 12 10: 59.7 (#104)
- phi-3-medium 14B: —

| Benchmark | Amazon Nova Experimental Chat 12 10 | phi-3-medium 14B |
|---|---|---|
| LMArena Text | 1420 | — |
| LMArena Creative Writing | 1351 | — |
| LMArena Multi-Turn | 1409 | — |

## FAQ

### Is Amazon Nova Experimental Chat 12 10 better than phi-3-medium 14B?

Amazon Nova Experimental Chat 12 10 is the stronger model overall, scoring 42.3 to 29.1 on the Noometry Index.

### Is Amazon Nova Experimental Chat 12 10 or phi-3-medium 14B better for coding?

Amazon Nova Experimental Chat 12 10 scores higher on coding benchmarks: 41.5 versus 36.3 in the Noometry coding category.

### How many benchmarks do Amazon Nova Experimental Chat 12 10 and phi-3-medium 14B share?

0 benchmarks have published results for both models. Amazon Nova Experimental Chat 12 10 has 12 scored results on Noometry and phi-3-medium 14B has 13.