GPT-5.5 (Xhigh) vs NVIDIA Nemotron 3 Nano 30B A3B (Reasoning)
Which is better for the money: GPT-5.5 (Xhigh) by OpenAI or NVIDIA Nemotron 3 Nano 30B A3B (Reasoning) by NVIDIA? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-27.
Trade-off
Verdict
Depends on your budget
GPT-5.5 (Xhigh) scores 29.5 points higher (38.4 vs 8.9) but costs 72× as much to run the benchmark ($4587 vs $63.7; flagship vs mid-range cost classes). They are not alternatives at one budget: pick GPT-5.5 (Xhigh) when you need intelligence above 8.9, and NVIDIA Nemotron 3 Nano 30B A3B (Reasoni… when 8.9 is enough.
| Metric | GPT-5.5 (Xhigh) | NVIDIA Nemotron 3 Nano 30B A3B (Reasoning) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 38.4 | 8.9 | −76.8% NVIDIA Nemotron 3 Nan… is 76.8% less intelligent |
| Total AA cost (lower is better) | $4,587.43 | $63.74 | −98.6% NVIDIA Nemotron 3 Nan… is 98.6% cheaper |
| End-to-end time (lower is better) | 81.82s | 10.12s | −87.6% NVIDIA Nemotron 3 Nan… is 87.6% faster |
| Price per 1M tokens (in / out) | $5.00 / $30.0 | $0.05 / $0.20 | |
| Input modalities | Text, Image | Text |
NVIDIA Nemotron 3 Nano 30B A3B (Reasoning) vs GPT-5.5 (Xhigh): 76.8% less intelligence, 98.6% less cost to run the AA benchmark, and 87.6% faster end-to-end.
Today's Pareto frontier
Against the frontier
- GPT-5.5 (Xhigh) is off the frontier: at the same or lower cost, Claude Opus 5.5 (Xhigh, Default Fallback) scores 56.00 for $4057.
- NVIDIA Nemotron 3 Nano 30B A3B (Reasoning) is off the frontier: at the same or lower cost, Claude Haiku 5.5 (Medium) scores 34.50 for $56.4.
GPT-5.5 (Xhigh)NVIDIA Nemotron 3 Nano 30B A3B (Reasoning)Today's Pareto frontierOpen-weights frontierEvery other model
Matchup
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Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/gpt-5-5/nvidia-nemotron-3-nano-30b-a3b-reasoning · Markdown: /api/v1/compare/gpt-5-5/nvidia-nemotron-3-nano-30b-a3b-reasoning?format=md · llms.txt · agent skill