Grok 4.5 (High) vs NVIDIA Nemotron 3 Nano 30B A3B (Reasoning)
Which is better for the money: Grok 4.5 (High) by SpaceXAI 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
Grok 4.5 (High) scores 29.9 points higher (38.8 vs 8.9) but costs 18× as much to run the benchmark ($1120 vs $63.7; premium vs mid-range cost classes). They are not alternatives at one budget: pick Grok 4.5 (High) when you need intelligence above 8.9, and NVIDIA Nemotron 3 Nano 30B A3B (Reasoni… when 8.9 is enough.
| Metric | Grok 4.5 (High) | NVIDIA Nemotron 3 Nano 30B A3B (Reasoning) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 38.8 | 8.9 | −77.1% NVIDIA Nemotron 3 Nan… is 77.1% less intelligent |
| Total AA cost (lower is better) | $1,120.28 | $63.74 | −94.3% NVIDIA Nemotron 3 Nan… is 94.3% cheaper |
| End-to-end time (lower is better) | 17.69s | 10.12s | −42.8% NVIDIA Nemotron 3 Nan… is 42.8% faster |
| Price per 1M tokens (in / out) | $2.00 / $6.00 | $0.05 / $0.20 | |
| Input modalities | Text, Image | Text |
NVIDIA Nemotron 3 Nano 30B A3B (Reasoning) vs Grok 4.5 (High): 77.1% less intelligence, 94.3% less cost to run the AA benchmark, and 42.8% faster end-to-end.
Today's Pareto frontier
Against the frontier
- Grok 4.5 (High) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.
- 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.
Grok 4.5 (High)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/grok-4-5/nvidia-nemotron-3-nano-30b-a3b-reasoning · Markdown: /api/v1/compare/grok-4-5/nvidia-nemotron-3-nano-30b-a3b-reasoning?format=md · llms.txt · agent skill