GPT-5.1 vs Nemotron-4 15B

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

Quick Verdict

GPT-5.1 wins overall with a score of 76 vs 45 (31 point difference).GPT-5.1 wins 4 out of 4 categories.

Knowledge

GPT-5.1

GPT-5.1

94

Nemotron-4 15B

51.8

97
MMLU
54
95
GPQA
53
93
SuperGPQA
51
91
OpenBookQA
49

Coding

GPT-5.1

GPT-5.1

89

Nemotron-4 15B

46

89
HumanEval
46

Mathematics

GPT-5.1

GPT-5.1

97.1

Nemotron-4 15B

53

99
AIME 2023
54
99
AIME 2024
56
98
AIME 2025
55
95
HMMT Feb 2023
50
97
HMMT Feb 2024
52
96
HMMT Feb 2025
51
96
BRUMO 2025
53

Reasoning

GPT-5.1

GPT-5.1

92

Nemotron-4 15B

51

93
SimpleQA
52
91
MuSR
50

Frequently Asked Questions

Which is better, GPT-5.1 or Nemotron-4 15B?

GPT-5.1 scores higher overall with 76 vs 45, a difference of 31 points across all benchmarks.

Which is better for knowledge tasks, GPT-5.1 or Nemotron-4 15B?

GPT-5.1 leads in knowledge tasks with an average score of 94 vs 51.8.

Which is better for coding, GPT-5.1 or Nemotron-4 15B?

GPT-5.1 leads in coding with an average score of 89 vs 46.

Which is better for math, GPT-5.1 or Nemotron-4 15B?

GPT-5.1 leads in math with an average score of 97.1 vs 53.

Which is better for reasoning, GPT-5.1 or Nemotron-4 15B?

GPT-5.1 leads in reasoning with an average score of 92 vs 51.