GPT-5 (high) vs Nemotron-4 15B

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

Quick Verdict

GPT-5 (high) wins overall with a score of 72 vs 45 (27 point difference).GPT-5 (high) wins 4 out of 4 categories.

Knowledge

GPT-5 (high)

GPT-5 (high)

90

Nemotron-4 15B

51.8

93
MMLU
54
91
GPQA
53
89
SuperGPQA
51
87
OpenBookQA
49

Coding

GPT-5 (high)

GPT-5 (high)

85

Nemotron-4 15B

46

85
HumanEval
46

Mathematics

GPT-5 (high)

GPT-5 (high)

94

Nemotron-4 15B

53

95
AIME 2023
54
97
AIME 2024
56
96
AIME 2025
55
91
HMMT Feb 2023
50
93
HMMT Feb 2024
52
92
HMMT Feb 2025
51
94
BRUMO 2025
53

Reasoning

GPT-5 (high)

GPT-5 (high)

88

Nemotron-4 15B

51

89
SimpleQA
52
87
MuSR
50

Frequently Asked Questions

Which is better, GPT-5 (high) or Nemotron-4 15B?

GPT-5 (high) scores higher overall with 72 vs 45, a difference of 27 points across all benchmarks.

Which is better for knowledge tasks, GPT-5 (high) or Nemotron-4 15B?

GPT-5 (high) leads in knowledge tasks with an average score of 90 vs 51.8.

Which is better for coding, GPT-5 (high) or Nemotron-4 15B?

GPT-5 (high) leads in coding with an average score of 85 vs 46.

Which is better for math, GPT-5 (high) or Nemotron-4 15B?

GPT-5 (high) leads in math with an average score of 94 vs 53.

Which is better for reasoning, GPT-5 (high) or Nemotron-4 15B?

GPT-5 (high) leads in reasoning with an average score of 88 vs 51.