benchlm.ai

Claude Opus 4.5 vs Nemotron 3 Ultra 500B

Side-by-side benchmark comparison across knowledge, coding, math, and reasoning.

Quick Verdict

Claude Opus 4.5 wins overall with a score of 79 vs 60 (19 point difference).Claude Opus 4.5 wins 4 out of 4 categories.

Claude Opus 4.5

CreatorAnthropic
TypeProprietary
Context200K
Score79

Nemotron 3 Ultra 500B

CreatorNVIDIA
TypeOpen Weight
Context32K
Score60

Knowledge

Claude Opus 4.5

Claude Opus 4.5

96

Nemotron 3 Ultra 500B

71.8

99
MMLU
74
97
GPQA
73
95
SuperGPQA
71
93
OpenBookQA
69

Coding

Claude Opus 4.5

Claude Opus 4.5

91

Nemotron 3 Ultra 500B

66

91
HumanEval
66

Mathematics

Claude Opus 4.5

Claude Opus 4.5

97.1

Nemotron 3 Ultra 500B

73

99
AIME 2023
74
99
AIME 2024
76
98
AIME 2025
75
95
HMMT Feb 2023
70
97
HMMT Feb 2024
72
96
HMMT Feb 2025
71
96
BRUMO 2025
73

Reasoning

Claude Opus 4.5

Claude Opus 4.5

94

Nemotron 3 Ultra 500B

70

95
SimpleQA
71
93
MuSR
69

Frequently Asked Questions

Which is better, Claude Opus 4.5 or Nemotron 3 Ultra 500B?

Claude Opus 4.5 scores higher overall with 79 vs 60, a difference of 19 points across all benchmarks.

Which is better for knowledge tasks, Claude Opus 4.5 or Nemotron 3 Ultra 500B?

Claude Opus 4.5 leads in knowledge tasks with an average score of 96 vs 71.8.

Which is better for coding, Claude Opus 4.5 or Nemotron 3 Ultra 500B?

Claude Opus 4.5 leads in coding with an average score of 91 vs 66.

Which is better for math, Claude Opus 4.5 or Nemotron 3 Ultra 500B?

Claude Opus 4.5 leads in math with an average score of 97.1 vs 73.

Which is better for reasoning, Claude Opus 4.5 or Nemotron 3 Ultra 500B?

Claude Opus 4.5 leads in reasoning with an average score of 94 vs 70.

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