Grok 4.7 (Xhigh) vs Nemotron 3.5 Lightning
Which is better for the money: Grok 4.7 (Xhigh) by SpaceXAI or Nemotron 3.5 Lightning by NVIDIA? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-25.
Trade-off
Verdict
Depends on your budget
Grok 4.7 (Xhigh) scores 33.5 points higher (46.4 vs 12.9) but costs 54× as much to run the benchmark ($4967 vs $92.8; flagship vs mid-range cost classes). They are not alternatives at one budget: pick Grok 4.7 (Xhigh) when you need intelligence above 12.9, and Nemotron 3.5 Lightning when 12.9 is enough.
| Metric | Grok 4.7 (Xhigh) | Nemotron 3.5 Lightning | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 46.4 | 12.9 | −72.2% Nemotron 3.5 Lightning is 72.2% less intelligent |
| Total AA cost (lower is better) | $4,967.35 | $92.76 | −98.1% Nemotron 3.5 Lightning is 98.1% cheaper |
| End-to-end time (lower is better) | 45.88s | 8.98s | −80.4% Nemotron 3.5 Lightning is 80.4% faster |
| Price per 1M tokens (in / out) | $2.00 / $6.00 | $0.06 / $0.20 | |
| Input modalities | Text, Image | Text |
Nemotron 3.5 Lightning vs Grok 4.7 (Xhigh): 72.2% less intelligence, 98.1% less cost to run the AA benchmark, and 80.4% faster end-to-end.
Today's Pareto frontier
Against the frontier
- Grok 4.7 (Xhigh) is off the frontier: at the same or lower cost, Claude Opus 5.5 (Xhigh, Default Fallback) scores 56.00 for $4057.
- Nemotron 3.5 Lightning is off the frontier: at the same or lower cost, GPT-6 Luna (Xhigh) scores 34.60 for $66.8.
Grok 4.7 (Xhigh)Nemotron 3.5 LightningToday'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-4-7/nemotron-3-5-lightning · Markdown: /api/v1/compare/grok-4-7/nemotron-3-5-lightning?format=md · llms.txt · agent skill