GPT-5 (high) vs Nemotron 3 Ultra 500B

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

Quick Verdict

GPT-5 (high) wins overall with a score of 72 vs 60 (12 point difference).GPT-5 (high) wins 4 out of 4 categories.

Knowledge

GPT-5 (high)

GPT-5 (high)

90

Nemotron 3 Ultra 500B

71.8

93
MMLU
74
91
GPQA
73
89
SuperGPQA
71
87
OpenBookQA
69

Coding

GPT-5 (high)

GPT-5 (high)

85

Nemotron 3 Ultra 500B

66

85
HumanEval
66

Mathematics

GPT-5 (high)

GPT-5 (high)

94

Nemotron 3 Ultra 500B

73

95
AIME 2023
74
97
AIME 2024
76
96
AIME 2025
75
91
HMMT Feb 2023
70
93
HMMT Feb 2024
72
92
HMMT Feb 2025
71
94
BRUMO 2025
73

Reasoning

GPT-5 (high)

GPT-5 (high)

88

Nemotron 3 Ultra 500B

70

89
SimpleQA
71
87
MuSR
69

Frequently Asked Questions

Which is better, GPT-5 (high) or Nemotron 3 Ultra 500B?

GPT-5 (high) scores higher overall with 72 vs 60, a difference of 12 points across all benchmarks.

Which is better for knowledge tasks, GPT-5 (high) or Nemotron 3 Ultra 500B?

GPT-5 (high) leads in knowledge tasks with an average score of 90 vs 71.8.

Which is better for coding, GPT-5 (high) or Nemotron 3 Ultra 500B?

GPT-5 (high) leads in coding with an average score of 85 vs 66.

Which is better for math, GPT-5 (high) or Nemotron 3 Ultra 500B?

GPT-5 (high) leads in math with an average score of 94 vs 73.

Which is better for reasoning, GPT-5 (high) or Nemotron 3 Ultra 500B?

GPT-5 (high) leads in reasoning with an average score of 88 vs 70.