Side-by-side benchmark comparison across agentic, coding, multimodal, knowledge, reasoning, and math workflows.
Nemotron 3 Ultra 500B has the cleaner overall profile here, landing at 65 versus 62. It is a real lead, but still close enough that category-level strengths matter more than the headline number.
Nemotron 3 Ultra 500B's sharpest advantage is in agentic, where it averages 62.8 against 61.7. The single biggest benchmark swing on the page is Terminal-Bench 2.0, 61.7% to 63%.
Composer 2 is also the more expensive model on tokens at $0.50 input / $2.50 output per 1M tokens, versus $0.00 input / $0.00 output per 1M tokens for Nemotron 3 Ultra 500B. That is roughly Infinityx on output cost alone. Nemotron 3 Ultra 500B gives you the larger context window at 10M, compared with 200K for Composer 2.
Pick Nemotron 3 Ultra 500B if you want the stronger benchmark profile. Composer 2 only becomes the better choice if its workflow or ecosystem matters more than the raw scoreboard.
Composer 2
61.7
Nemotron 3 Ultra 500B
62.8
Comparable scores for this category are coming soon. One or both models do not have sourced results here yet.
Comparable scores for this category are coming soon. One or both models do not have sourced results here yet.
Comparable scores for this category are coming soon. One or both models do not have sourced results here yet.
Comparable scores for this category are coming soon. One or both models do not have sourced results here yet.
Comparable scores for this category are coming soon. One or both models do not have sourced results here yet.
Comparable scores for this category are coming soon. One or both models do not have sourced results here yet.
Comparable scores for this category are coming soon. One or both models do not have sourced results here yet.
Nemotron 3 Ultra 500B is ahead overall, 65 to 62. The biggest single separator in this matchup is Terminal-Bench 2.0, where the scores are 61.7% and 63%.
Nemotron 3 Ultra 500B has the edge for agentic tasks in this comparison, averaging 62.8 versus 61.7. Inside this category, Terminal-Bench 2.0 is the benchmark that creates the most daylight between them.
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