benchlm.ai

GPT-5 mini vs Nemotron 3 Ultra 500B

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

Quick Verdict

GPT-5 mini wins overall with a score of 68 vs 60 (8 point difference).GPT-5 mini wins 4 out of 4 categories.

GPT-5 mini

CreatorOpenAI
TypeProprietary
Context128K
Score68

Nemotron 3 Ultra 500B

CreatorNVIDIA
TypeOpen Weight
Context32K
Score60

Knowledge

GPT-5 mini

GPT-5 mini

85

Nemotron 3 Ultra 500B

71.8

88
MMLU
74
86
GPQA
73
84
SuperGPQA
71
82
OpenBookQA
69

Coding

GPT-5 mini

GPT-5 mini

80

Nemotron 3 Ultra 500B

66

80
HumanEval
66

Mathematics

GPT-5 mini

GPT-5 mini

89

Nemotron 3 Ultra 500B

73

90
AIME 2023
74
92
AIME 2024
76
91
AIME 2025
75
86
HMMT Feb 2023
70
88
HMMT Feb 2024
72
87
HMMT Feb 2025
71
89
BRUMO 2025
73

Reasoning

GPT-5 mini

GPT-5 mini

83

Nemotron 3 Ultra 500B

70

84
SimpleQA
71
82
MuSR
69

Frequently Asked Questions

Which is better, GPT-5 mini or Nemotron 3 Ultra 500B?

GPT-5 mini scores higher overall with 68 vs 60, a difference of 8 points across all benchmarks.

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

GPT-5 mini leads in knowledge tasks with an average score of 85 vs 71.8.

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

GPT-5 mini leads in coding with an average score of 80 vs 66.

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

GPT-5 mini leads in math with an average score of 89 vs 73.

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

GPT-5 mini leads in reasoning with an average score of 83 vs 70.

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