GPT-5.1 (High) vs Nemotron 3 Ultra 550B A55B (Reasoning)

GPT-5.1 (High) vs Nemotron 3 Ultra 550B A55B (Reasoning). A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

OpenAIGPT-5.1 (High)Not ranked · benchmark data missing
Intelligence
24.70
Total cost
-
NVIDIANemotron 3 Ultra 550B A55B (Reasoning)Off the frontier
Intelligence
22.90
Total cost
$596
Verdict

Comparison incomplete

A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

MetricGPT-5.1 (High)Nemotron 3 Ultra 550B A55B (Reasoning)Difference
Intelligence (higher is better)24.722.9−7.3% Nemotron 3 Ultra 550B… is 7.3% less intelligent
Total AA cost (lower is better)Not reported$596.33— not comparable
End-to-end time (lower is better)50.09s14.97s−70.1% Nemotron 3 Ultra 550B… is 70.1% faster
Price per 1M tokens (in / out)$1.25 / $10.0$0.60 / $2.70
Input modalitiesText, ImageText
Open this matchup in the interactive pickerGPT-5.1 (High): what beats itNemotron 3 Ultra 550B A55B (Reasoning): what beats it
Matchup

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Agents: Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/gpt-5-1/nvidia-nemotron-3-ultra-550b-a55b · Markdown: /api/v1/compare/gpt-5-1/nvidia-nemotron-3-ultra-550b-a55b?format=md · llms.txt · agent skill