Claude 3 SonnetvsNemotron 3 Ultra

Claude 3 Sonnet
Nemotron 3 Ultra
Specifications
Parameters
550B
Benchmarks
GPQA Diamond
40.4%86.7%
Benchmarks
AA Intelligence Index
48
Overview
CompanyAnthropicNVIDIA
Release dateMar 4 2024Jun 4 2026
AccessProprietaryOpen Source

Other comparisons

Claude 3 SonnetvsGPT-5.6 SolNemotron 3 UltravsGPT-5.6 SolClaude 3 SonnetvsGemini 3.7 FlashNemotron 3 UltravsGemini 3.7 FlashClaude 3 SonnetvsMuse GlimmerNemotron 3 UltravsMuse GlimmerClaude 3 SonnetvsGrok 4.6Nemotron 3 UltravsGrok 4.6Claude 3 SonnetvsDeepSeek-V4-Pro-0813Nemotron 3 UltravsDeepSeek-V4-Pro-0813Claude 3 SonnetvsMistral Medium 3.5Nemotron 3 UltravsMistral Medium 3.5

Frequently asked questions

Nemotron 3 Ultra leads Claude 3 Sonnet on 1 of the 1 benchmark they both report (GPQA Diamond). Claude 3 Sonnet shipped 822 days before Nemotron 3 Ultra, so benchmark comparisons should account for the intervening progress.

Claude 3 Sonnet is proprietary, while Nemotron 3 Ultra is open source.

On GPQA Diamond, Nemotron 3 Ultra leads at 86.7% vs Claude 3 Sonnet at 40.4%.

Claude 3 Sonnet was released by Anthropic on Mar 4 2024.

Nemotron 3 Ultra was released by NVIDIA on Jun 4 2026.

Nemotron 3 Ultra leads on GPQA Diamond — Claude 3 Sonnet 40.4% vs Nemotron 3 Ultra 86.7%.

Claude 3 Sonnet is a proprietary model released by Anthropic. Nemotron 3 Ultra is an open source model released by NVIDIA.