Model comparison

Amazon Nova Experimental Chat 26 02 10 vs Nvidia Llama 3.3 Nemotron Super 49b v1.5

Amazon Nova Experimental Chat 26 02 10 is the stronger model overall, scoring 44.5 to 40.3 on the Noometry Index.

Last verified . 11 shared benchmarks.

Summary

  • They share 11 benchmarks with published results for both. Amazon Nova Experimental Chat 26 02 10 scores higher in 8 categories and Nvidia Llama 3.3 Nemotron Super 49b v1.5 in 0 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in writing & preference, where Amazon Nova Experimental Chat 26 02 10 leads 61.8 to 53.1.
  • Nvidia Llama 3.3 Nemotron Super 49b v1.5 has downloadable open weights; the other is API-only.

Side by side

Amazon Nova Experimental Chat 26 02 10 and Nvidia Llama 3.3 Nemotron Super 49b v1.5 specifications
Amazon Nova Experimental Chat 26 02 10Nvidia Llama 3.3 Nemotron Super 49b v1.5
ProviderAmazonNVIDIA
Noometry Index44.540.3
Released—2025-07-25
WeightsProprietaryOpen
Context window—131K
Max output—131K
Input $ / M tokens—$0.40
Output $ / M tokens—$0.40
Results tracked1212

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Category by category

Coding Amazon Nova Experimental Chat 26 02 10 leads

Amazon Nova Experimental Chat 26 02 10: 43.9 (#82), Nvidia Llama 3.3 Nemotron Super 49b v1.5: 39.8 (#154)

Coding benchmarks
BenchmarkAmazon Nova Experimental Chat 26 02 10Nvidia Llama 3.3 Nemotron Super 49b v1.5
LMArena Coding14831355

Reasoning Amazon Nova Experimental Chat 26 02 10 leads

Amazon Nova Experimental Chat 26 02 10: 30.1 (#86), Nvidia Llama 3.3 Nemotron Super 49b v1.5: 26.8 (#128)

Reasoning benchmarks
BenchmarkAmazon Nova Experimental Chat 26 02 10Nvidia Llama 3.3 Nemotron Super 49b v1.5
LMArena Hard Prompts14581336

Math Amazon Nova Experimental Chat 26 02 10 leads

Amazon Nova Experimental Chat 26 02 10: 39.3 (#109), Nvidia Llama 3.3 Nemotron Super 49b v1.5: 38.2 (#141)

Math benchmarks
BenchmarkAmazon Nova Experimental Chat 26 02 10Nvidia Llama 3.3 Nemotron Super 49b v1.5
LMArena Math14381392

Knowledge Amazon Nova Experimental Chat 26 02 10 leads

Amazon Nova Experimental Chat 26 02 10: 42.3 (#97), Nvidia Llama 3.3 Nemotron Super 49b v1.5: 36.7 (#165)

Knowledge benchmarks
BenchmarkAmazon Nova Experimental Chat 26 02 10Nvidia Llama 3.3 Nemotron Super 49b v1.5
LMArena Expert15061330

Multilingual Amazon Nova Experimental Chat 26 02 10 leads

Amazon Nova Experimental Chat 26 02 10: 54.0 (#50), Nvidia Llama 3.3 Nemotron Super 49b v1.5: 45.5 (#168)

Multilingual benchmarks
BenchmarkAmazon Nova Experimental Chat 26 02 10Nvidia Llama 3.3 Nemotron Super 49b v1.5
LMArena Non-English14341316
LMArena Russian14231332
LMArena Chinese1463—
LMArena Japanese—1300

Instruction Following Amazon Nova Experimental Chat 26 02 10 leads

Amazon Nova Experimental Chat 26 02 10: 75.2 (#69), Nvidia Llama 3.3 Nemotron Super 49b v1.5: 68.6 (#188)

Instruction Following benchmarks
BenchmarkAmazon Nova Experimental Chat 26 02 10Nvidia Llama 3.3 Nemotron Super 49b v1.5
LMArena Instruction Following14271299

Long Context Amazon Nova Experimental Chat 26 02 10 leads

Amazon Nova Experimental Chat 26 02 10: 44.0 (#77), Nvidia Llama 3.3 Nemotron Super 49b v1.5: 40.0 (#164)

Long Context benchmarks
BenchmarkAmazon Nova Experimental Chat 26 02 10Nvidia Llama 3.3 Nemotron Super 49b v1.5
LMArena Longer Query14411315

Writing & Preference Amazon Nova Experimental Chat 26 02 10 leads

Amazon Nova Experimental Chat 26 02 10: 61.8 (#84), Nvidia Llama 3.3 Nemotron Super 49b v1.5: 53.1 (#159)

Writing & Preference benchmarks
BenchmarkAmazon Nova Experimental Chat 26 02 10Nvidia Llama 3.3 Nemotron Super 49b v1.5
LMArena Text14481338
LMArena Creative Writing13681307
LMArena Multi-Turn14421334

Frequently asked questions

Is Amazon Nova Experimental Chat 26 02 10 better than Nvidia Llama 3.3 Nemotron Super 49b v1.5?

Amazon Nova Experimental Chat 26 02 10 is the stronger model overall, scoring 44.5 to 40.3 on the Noometry Index.

Is Amazon Nova Experimental Chat 26 02 10 or Nvidia Llama 3.3 Nemotron Super 49b v1.5 better for coding?

Amazon Nova Experimental Chat 26 02 10 scores higher on coding benchmarks: 43.9 versus 39.8 in the Noometry coding category.

How many benchmarks do Amazon Nova Experimental Chat 26 02 10 and Nvidia Llama 3.3 Nemotron Super 49b v1.5 share?

11 benchmarks have published results for both models. Amazon Nova Experimental Chat 26 02 10 has 12 scored results on Noometry and Nvidia Llama 3.3 Nemotron Super 49b v1.5 has 12.

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