# Amazon Nova Experimental Chat 10 20 vs Yi-34B

> Amazon Nova Experimental Chat 10 20 is the stronger model overall, scoring 41.5 to 27.4 on the Noometry Index.

- Canonical page: https://noometry.com/compare/amazon-nova-experimental-chat-10-20-vs-yi-34b
- Last updated: 2026-10-10
- Shared benchmarks: 17

## Summary

- They share 17 benchmarks with published results for both. Amazon Nova Experimental Chat 10 20 scores higher in 8 categories and Yi-34B in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Amazon Nova Experimental Chat 10 20 leads 37.8 to 7.5.
- Yi-34B has downloadable open weights; the other is API-only.

## Snapshot

| | Amazon Nova Experimental Chat 10 20 | Yi-34B |
|---|---|---|
| Provider | Amazon | 01.AI |
| Noometry Index | 41.5 | 27.4 |
| Rank | 122 | 325 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Proprietary | Open |

## Coding

- Amazon Nova Experimental Chat 10 20: 41.0 (#123)
- Yi-34B: 31.8 (#269)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Yi-34B |
|---|---|---|
| LMArena Coding | 1413 | 1112 |

## Reasoning

- Amazon Nova Experimental Chat 10 20: 27.3 (#110)
- Yi-34B: 20.3 (#222)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Yi-34B |
|---|---|---|
| LMArena Hard Prompts | 1396 | 1104 |
| BIG-Bench Hard | — | 71.7% |
| Epoch Capabilities Index | — | 117.28 |

## Math

- Amazon Nova Experimental Chat 10 20: 36.2 (#121)
- Yi-34B: 19.8 (#277)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Yi-34B |
|---|---|---|
| LMArena Math | 1425 | 1114 |
| MATH Level 5 | — | 5.1% |
| GSM8K | — | 76% |

## Knowledge

- Amazon Nova Experimental Chat 10 20: 37.8 (#142)
- Yi-34B: 7.5 (#304)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Yi-34B |
|---|---|---|
| LMArena Expert | 1385 | 1061 |
| GPQA Diamond | — | 14.7% |
| MMLU | — | 76.3% |

## Multilingual

- Amazon Nova Experimental Chat 10 20: 49.7 (#127)
- Yi-34B: 29.9 (#259)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Yi-34B |
|---|---|---|
| LMArena Non-English | 1372 | 1079 |
| LMArena Chinese | 1405 | 1175 |
| LMArena French | 1426 | 1080 |
| LMArena German | 1391 | 1042 |
| LMArena Japanese | 1355 | 993 |
| LMArena Korean | 1327 | 959 |
| LMArena Russian | 1371 | 1050 |
| LMArena Spanish | 1381 | 1070 |

## Instruction Following

- Amazon Nova Experimental Chat 10 20: 72.3 (#136)
- Yi-34B: 56.4 (#269)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Yi-34B |
|---|---|---|
| LMArena Instruction Following | 1365 | 1091 |

## Long Context

- Amazon Nova Experimental Chat 10 20: 41.7 (#128)
- Yi-34B: 33.2 (#259)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Yi-34B |
|---|---|---|
| LMArena Longer Query | 1370 | 1094 |

## Writing & Preference

- Amazon Nova Experimental Chat 10 20: 56.9 (#131)
- Yi-34B: 34.3 (#268)

| Benchmark | Amazon Nova Experimental Chat 10 20 | Yi-34B |
|---|---|---|
| LMArena Text | 1394 | 1129 |
| LMArena Creative Writing | 1318 | 1108 |
| LMArena Multi-Turn | 1364 | 1113 |

## FAQ

### Is Amazon Nova Experimental Chat 10 20 better than Yi-34B?

Amazon Nova Experimental Chat 10 20 is the stronger model overall, scoring 41.5 to 27.4 on the Noometry Index.

### Is Amazon Nova Experimental Chat 10 20 or Yi-34B better for coding?

Amazon Nova Experimental Chat 10 20 scores higher on coding benchmarks: 41.0 versus 31.8 in the Noometry coding category.

### How many benchmarks do Amazon Nova Experimental Chat 10 20 and Yi-34B share?

17 benchmarks have published results for both models. Amazon Nova Experimental Chat 10 20 has 17 scored results on Noometry and Yi-34B has 23.