GPT-OSS 120B vs Qwen2.5-72B

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

Quick Verdict

Qwen2.5-72B wins overall with a score of 65 vs 42 (23 point difference).Qwen2.5-72B wins 4 out of 4 categories.

Knowledge

Qwen2.5-72B

GPT-OSS 120B

48.8

Qwen2.5-72B

80.8

51
MMLU
83
50
GPQA
82
48
SuperGPQA
80
46
OpenBookQA
78

Coding

Qwen2.5-72B

GPT-OSS 120B

43

Qwen2.5-72B

75

43
HumanEval
75

Mathematics

Qwen2.5-72B

GPT-OSS 120B

50

Qwen2.5-72B

83

51
AIME 2023
84
53
AIME 2024
86
52
AIME 2025
85
47
HMMT Feb 2023
80
49
HMMT Feb 2024
82
48
HMMT Feb 2025
81
50
BRUMO 2025
83

Reasoning

Qwen2.5-72B

GPT-OSS 120B

48

Qwen2.5-72B

79

49
SimpleQA
80
47
MuSR
78

Frequently Asked Questions

Which is better, GPT-OSS 120B or Qwen2.5-72B?

Qwen2.5-72B scores higher overall with 65 vs 42, a difference of 23 points across all benchmarks.

Which is better for knowledge tasks, GPT-OSS 120B or Qwen2.5-72B?

Qwen2.5-72B leads in knowledge tasks with an average score of 80.8 vs 48.8.

Which is better for coding, GPT-OSS 120B or Qwen2.5-72B?

Qwen2.5-72B leads in coding with an average score of 75 vs 43.

Which is better for math, GPT-OSS 120B or Qwen2.5-72B?

Qwen2.5-72B leads in math with an average score of 83 vs 50.

Which is better for reasoning, GPT-OSS 120B or Qwen2.5-72B?

Qwen2.5-72B leads in reasoning with an average score of 79 vs 48.