Gemini 3.1 Flash-Lite vs Llama 3.1 405B

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

Quick Verdict

Llama 3.1 405B wins overall with a score of 58 vs 53 (5 point difference).Llama 3.1 405B wins 4 out of 4 categories.

Knowledge

Llama 3.1 405B

Gemini 3.1 Flash-Lite

60.8

Llama 3.1 405B

68.5

63
MMLU
70
62
GPQA
70
60
SuperGPQA
68
58
OpenBookQA
66

Coding

Llama 3.1 405B

Gemini 3.1 Flash-Lite

55

Llama 3.1 405B

62

55
HumanEval
62

Mathematics

Llama 3.1 405B

Gemini 3.1 Flash-Lite

62

Llama 3.1 405B

69

63
AIME 2023
70
65
AIME 2024
72
64
AIME 2025
71
59
HMMT Feb 2023
66
61
HMMT Feb 2024
68
60
HMMT Feb 2025
67
62
BRUMO 2025
69

Reasoning

Llama 3.1 405B

Gemini 3.1 Flash-Lite

59

Llama 3.1 405B

67

60
SimpleQA
68
58
MuSR
66

Frequently Asked Questions

Which is better, Gemini 3.1 Flash-Lite or Llama 3.1 405B?

Llama 3.1 405B scores higher overall with 58 vs 53, a difference of 5 points across all benchmarks.

Which is better for knowledge tasks, Gemini 3.1 Flash-Lite or Llama 3.1 405B?

Llama 3.1 405B leads in knowledge tasks with an average score of 68.5 vs 60.8.

Which is better for coding, Gemini 3.1 Flash-Lite or Llama 3.1 405B?

Llama 3.1 405B leads in coding with an average score of 62 vs 55.

Which is better for math, Gemini 3.1 Flash-Lite or Llama 3.1 405B?

Llama 3.1 405B leads in math with an average score of 69 vs 62.

Which is better for reasoning, Gemini 3.1 Flash-Lite or Llama 3.1 405B?

Llama 3.1 405B leads in reasoning with an average score of 67 vs 59.