DeepSeek Coder 2.0 vs DeepSeek V3.1

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

Quick Verdict

DeepSeek Coder 2.0 wins overall with a score of 64 vs 24 (40 point difference).DeepSeek Coder 2.0 wins 4 out of 4 categories.

Knowledge

DeepSeek Coder 2.0

DeepSeek Coder 2.0

77.8

DeepSeek V3.1

30.8

80
MMLU
33
79
GPQA
32
77
SuperGPQA
30
75
OpenBookQA
28

Coding

DeepSeek Coder 2.0

DeepSeek Coder 2.0

82

DeepSeek V3.1

25

82
HumanEval
25

Mathematics

DeepSeek Coder 2.0

DeepSeek Coder 2.0

80

DeepSeek V3.1

32

81
AIME 2023
33
83
AIME 2024
35
82
AIME 2025
34
77
HMMT Feb 2023
29
79
HMMT Feb 2024
31
78
HMMT Feb 2025
30
80
BRUMO 2025
32

Reasoning

DeepSeek Coder 2.0

DeepSeek Coder 2.0

77

DeepSeek V3.1

30

78
SimpleQA
31
76
MuSR
29

Frequently Asked Questions

Which is better, DeepSeek Coder 2.0 or DeepSeek V3.1?

DeepSeek Coder 2.0 scores higher overall with 64 vs 24, a difference of 40 points across all benchmarks.

Which is better for knowledge tasks, DeepSeek Coder 2.0 or DeepSeek V3.1?

DeepSeek Coder 2.0 leads in knowledge tasks with an average score of 77.8 vs 30.8.

Which is better for coding, DeepSeek Coder 2.0 or DeepSeek V3.1?

DeepSeek Coder 2.0 leads in coding with an average score of 82 vs 25.

Which is better for math, DeepSeek Coder 2.0 or DeepSeek V3.1?

DeepSeek Coder 2.0 leads in math with an average score of 80 vs 32.

Which is better for reasoning, DeepSeek Coder 2.0 or DeepSeek V3.1?

DeepSeek Coder 2.0 leads in reasoning with an average score of 77 vs 30.