DeepSeek V3.2 (Thinking) vs Llama 3.1 405B

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

Quick Verdict

DeepSeek V3.2 (Thinking) wins overall with a score of 69 vs 58 (11 point difference).DeepSeek V3.2 (Thinking) wins 4 out of 4 categories.

Knowledge

DeepSeek V3.2 (Thinking)

DeepSeek V3.2 (Thinking)

84

Llama 3.1 405B

68.5

87
MMLU
70
85
GPQA
70
83
SuperGPQA
68
81
OpenBookQA
66

Coding

DeepSeek V3.2 (Thinking)

DeepSeek V3.2 (Thinking)

79

Llama 3.1 405B

62

79
HumanEval
62

Mathematics

DeepSeek V3.2 (Thinking)

DeepSeek V3.2 (Thinking)

86

Llama 3.1 405B

69

87
AIME 2023
70
89
AIME 2024
72
88
AIME 2025
71
83
HMMT Feb 2023
66
85
HMMT Feb 2024
68
84
HMMT Feb 2025
67
86
BRUMO 2025
69

Reasoning

DeepSeek V3.2 (Thinking)

DeepSeek V3.2 (Thinking)

82

Llama 3.1 405B

67

83
SimpleQA
68
81
MuSR
66

Frequently Asked Questions

Which is better, DeepSeek V3.2 (Thinking) or Llama 3.1 405B?

DeepSeek V3.2 (Thinking) scores higher overall with 69 vs 58, a difference of 11 points across all benchmarks.

Which is better for knowledge tasks, DeepSeek V3.2 (Thinking) or Llama 3.1 405B?

DeepSeek V3.2 (Thinking) leads in knowledge tasks with an average score of 84 vs 68.5.

Which is better for coding, DeepSeek V3.2 (Thinking) or Llama 3.1 405B?

DeepSeek V3.2 (Thinking) leads in coding with an average score of 79 vs 62.

Which is better for math, DeepSeek V3.2 (Thinking) or Llama 3.1 405B?

DeepSeek V3.2 (Thinking) leads in math with an average score of 86 vs 69.

Which is better for reasoning, DeepSeek V3.2 (Thinking) or Llama 3.1 405B?

DeepSeek V3.2 (Thinking) leads in reasoning with an average score of 82 vs 67.