Model comparison

Amazon Nova Experimental Chat 10 09 vs Llama 3.1 Nemotron Ultra 253b v1

Amazon Nova Experimental Chat 10 09 is the stronger model overall, scoring 41.9 to 36.7 on the Noometry Index.

Last verified . 8 shared benchmarks.

Summary

  • They share 8 benchmarks with published results for both. Amazon Nova Experimental Chat 10 09 scores higher in 6 categories and Llama 3.1 Nemotron Ultra 253b v1 in 0 categories; 5 gaps are clear of the uncertainty.
  • The widest gap is in multilingual, where Amazon Nova Experimental Chat 10 09 leads 47.3 to 43.1.
  • Llama 3.1 Nemotron Ultra 253b v1 has downloadable open weights; the other is API-only.

Side by side

Amazon Nova Experimental Chat 10 09 and Llama 3.1 Nemotron Ultra 253b v1 specifications
Amazon Nova Experimental Chat 10 09Llama 3.1 Nemotron Ultra 253b v1
ProviderAmazonNVIDIA
Noometry Index41.936.7
Released——
WeightsProprietaryOpen
Context window——
Max output——
Input $ / M tokens——
Output $ / M tokens——
Results tracked911

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Category by category

Coding Amazon Nova Experimental Chat 10 09 leads

Amazon Nova Experimental Chat 10 09: 40.2 (#145), Llama 3.1 Nemotron Ultra 253b v1: 38.4 (#177)

Coding benchmarks
BenchmarkAmazon Nova Experimental Chat 10 09Llama 3.1 Nemotron Ultra 253b v1
LMArena Coding13701312

Agentic & Tool Use Not comparable

Amazon Nova Experimental Chat 10 09: —, Llama 3.1 Nemotron Ultra 253b v1: 15.7 (#149)

Agentic & Tool Use benchmarks
BenchmarkAmazon Nova Experimental Chat 10 09Llama 3.1 Nemotron Ultra 253b v1
Berkeley Function Calling Leaderboard—10%

Reasoning Amazon Nova Experimental Chat 10 09 leads

Amazon Nova Experimental Chat 10 09: 27.3 (#120), Llama 3.1 Nemotron Ultra 253b v1: 26.3 (#134)

Reasoning benchmarks
BenchmarkAmazon Nova Experimental Chat 10 09Llama 3.1 Nemotron Ultra 253b v1
LMArena Hard Prompts13561316

Math Not comparable

Amazon Nova Experimental Chat 10 09: —, Llama 3.1 Nemotron Ultra 253b v1: 37.5 (#152)

Math benchmarks
BenchmarkAmazon Nova Experimental Chat 10 09Llama 3.1 Nemotron Ultra 253b v1
LMArena Math—1360

Multilingual Amazon Nova Experimental Chat 10 09 leads

Amazon Nova Experimental Chat 10 09: 47.3 (#150), Llama 3.1 Nemotron Ultra 253b v1: 43.1 (#187)

Multilingual benchmarks
BenchmarkAmazon Nova Experimental Chat 10 09Llama 3.1 Nemotron Ultra 253b v1
LMArena Non-English13401282
LMArena Chinese1341—
LMArena Russian—1284

Instruction Following Too close to call

Amazon Nova Experimental Chat 10 09: 69.4 (#172), Llama 3.1 Nemotron Ultra 253b v1: 69.0 (#178)

Instruction Following benchmarks
BenchmarkAmazon Nova Experimental Chat 10 09Llama 3.1 Nemotron Ultra 253b v1
LMArena Instruction Following13151308

Long Context Amazon Nova Experimental Chat 10 09 leads

Amazon Nova Experimental Chat 10 09: 40.5 (#152), Llama 3.1 Nemotron Ultra 253b v1: 39.5 (#177)

Long Context benchmarks
BenchmarkAmazon Nova Experimental Chat 10 09Llama 3.1 Nemotron Ultra 253b v1
LMArena Longer Query13331299

Writing & Preference Amazon Nova Experimental Chat 10 09 leads

Amazon Nova Experimental Chat 10 09: 54.7 (#149), Llama 3.1 Nemotron Ultra 253b v1: 52.2 (#175)

Writing & Preference benchmarks
BenchmarkAmazon Nova Experimental Chat 10 09Llama 3.1 Nemotron Ultra 253b v1
LMArena Text13641320
LMArena Creative Writing13071314
LMArena Multi-Turn13551317

Frequently asked questions

Is Amazon Nova Experimental Chat 10 09 better than Llama 3.1 Nemotron Ultra 253b v1?

Amazon Nova Experimental Chat 10 09 is the stronger model overall, scoring 41.9 to 36.7 on the Noometry Index.

Is Amazon Nova Experimental Chat 10 09 or Llama 3.1 Nemotron Ultra 253b v1 better for coding?

Amazon Nova Experimental Chat 10 09 scores higher on coding benchmarks: 40.2 versus 38.4 in the Noometry coding category.

How many benchmarks do Amazon Nova Experimental Chat 10 09 and Llama 3.1 Nemotron Ultra 253b v1 share?

8 benchmarks have published results for both models. Amazon Nova Experimental Chat 10 09 has 9 scored results on Noometry and Llama 3.1 Nemotron Ultra 253b v1 has 11.

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