Claude Fable 5.1 (Xhigh, Default Fallback) vs Nemotron 3 Super 120B A12B (Reasoning)

Which is better for the money: Claude Fable 5.1 (Xhigh, Default Fallback) by Anthropic or Nemotron 3 Super 120B A12B (Reasoning) by NVIDIA? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-27.

Trade-off

AnthropicClaude Fable 5.1 (Xhigh, Default Fallback)Off the frontier

Intelligence: 53.20
Total cost: $9063

NVIDIANemotron 3 Super 120B A12B (Reasoning)Off the frontier

Intelligence: 12.80
Total cost: $1319

Verdict

Depends on your budget

Claude Fable 5.1 (Xhigh, Default Fallba… scores 40.4 points higher (53.2 vs 12.8) but costs 6.9× as much to run the benchmark ($9063 vs $1319; flagship vs premium cost classes). They are not alternatives at one budget: pick Claude Fable 5.1 (Xhigh, Default Fallba… when you need intelligence above 12.8, and Nemotron 3 Super 120B A12B (Reasoning) when 12.8 is enough.

Metric	Claude Fable 5.1 (Xhigh, Default Fallback)	Nemotron 3 Super 120B A12B (Reasoning)	Difference
Intelligence (higher is better)	53.2	12.8	−75.9% Nemotron 3 Super 120B… is 75.9% less intelligent
Total AA cost (lower is better)	$9,063.11	$1,318.62	−85.5% Nemotron 3 Super 120B… is 85.5% cheaper
End-to-end time (lower is better)	111.68s	17.13s	−84.7% Nemotron 3 Super 120B… is 84.7% faster
Price per 1M tokens (in / out)	$10.0 / $50.0	$0.30 / $0.90
Input modalities	Text, Image	Text

Nemotron 3 Super 120B A12B (Reasoning) vs Claude Fable 5.1 (Xhigh, Default Fallback): 75.9% less intelligence, 85.5% less cost to run the AA benchmark, and 84.7% faster end-to-end.

Open this matchup in the interactive picker Claude Fable 5.1 (Xhigh, Default Fallback): what beats it Nemotron 3 Super 120B A12B (Reasoning): what beats it

Today's Pareto frontier

Against the frontier

Claude Fable 5.1 (Xhigh, Default Fallback) is off the frontier: at the same or lower cost, Claude Opus 5.5 (Max, Default Fallback) scores 57.60 for $8708.
Nemotron 3 Super 120B A12B (Reasoning) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.

Claude Fable 5.1 (Xhigh, Default Fallback)Nemotron 3 Super 120B A12B (Reasoning)Today's Pareto frontierOpen-weights frontierEvery other model

Matchup

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Agents: Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/claude-fable-5-1-xhigh/nvidia-nemotron-3-super-120b-a12b · Markdown: /api/v1/compare/claude-fable-5-1-xhigh/nvidia-nemotron-3-super-120b-a12b?format=md · llms.txt · agent skill