GPT-5.2-Codex vs Nemotron 3 Super 100B

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

Quick Verdict

GPT-5.2-Codex wins overall with a score of 82 vs 55 (27 point difference).GPT-5.2-Codex wins 4 out of 4 categories.

Knowledge

GPT-5.2-Codex

GPT-5.2-Codex

96

Nemotron 3 Super 100B

62.8

99
MMLU
65
97
GPQA
64
95
SuperGPQA
62
93
OpenBookQA
60

Coding

GPT-5.2-Codex

GPT-5.2-Codex

95

Nemotron 3 Super 100B

57

95
HumanEval
57

Mathematics

GPT-5.2-Codex

GPT-5.2-Codex

97.1

Nemotron 3 Super 100B

64

99
AIME 2023
65
99
AIME 2024
67
98
AIME 2025
66
95
HMMT Feb 2023
61
97
HMMT Feb 2024
63
96
HMMT Feb 2025
62
96
BRUMO 2025
64

Reasoning

GPT-5.2-Codex

GPT-5.2-Codex

94

Nemotron 3 Super 100B

61

95
SimpleQA
62
93
MuSR
60

Frequently Asked Questions

Which is better, GPT-5.2-Codex or Nemotron 3 Super 100B?

GPT-5.2-Codex scores higher overall with 82 vs 55, a difference of 27 points across all benchmarks.

Which is better for knowledge tasks, GPT-5.2-Codex or Nemotron 3 Super 100B?

GPT-5.2-Codex leads in knowledge tasks with an average score of 96 vs 62.8.

Which is better for coding, GPT-5.2-Codex or Nemotron 3 Super 100B?

GPT-5.2-Codex leads in coding with an average score of 95 vs 57.

Which is better for math, GPT-5.2-Codex or Nemotron 3 Super 100B?

GPT-5.2-Codex leads in math with an average score of 97.1 vs 64.

Which is better for reasoning, GPT-5.2-Codex or Nemotron 3 Super 100B?

GPT-5.2-Codex leads in reasoning with an average score of 94 vs 61.