Gemini 3 Pro vs Mixtral 8x22B Instruct v0.1

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

Gemini 3 Pro is clearly ahead on the aggregate, 84 to 28. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.

Gemini 3 Pro's sharpest advantage is in coding, where it averages 66.3 against 54.8. The single biggest benchmark swing on the page is HumanEval, 91 to 54.8.

Gemini 3 Pro gives you the larger context window at 2M, compared with 64K for Mixtral 8x22B Instruct v0.1.

Quick Verdict

Pick Gemini 3 Pro if you want the stronger benchmark profile. Mixtral 8x22B Instruct v0.1 only becomes the better choice if its workflow or ecosystem matters more than the raw scoreboard.

Knowledge

Gemini 3 Pro

Gemini 3 Pro

81.2

Mixtral 8x22B Instruct v0.1

71.4

99
MMLU
71.4
97
GPQA
-
95
SuperGPQA
-
93
OpenBookQA
-
83
MMLU-Pro
-
20
HLE
-

Coding

Gemini 3 Pro

Gemini 3 Pro

66.3

Mixtral 8x22B Instruct v0.1

54.8

91
HumanEval
54.8
59
SWE-bench Verified
-
49
LiveCodeBench
-

Mathematics

Gemini 3 Pro
99
AIME 2023
-
99
AIME 2024
-
98
AIME 2025
-
95
HMMT Feb 2023
-
97
HMMT Feb 2024
-
96
HMMT Feb 2025
-
96
BRUMO 2025
-
91
MATH-500
-

Reasoning

Gemini 3 Pro
95
SimpleQA
-
93
MuSR
-
90
BBH
-

Instruction Following

Gemini 3 Pro
88
IFEval
-

Multilingual

Gemini 3 Pro
89
MGSM
-

Frequently Asked Questions

Which is better, Gemini 3 Pro or Mixtral 8x22B Instruct v0.1?

Gemini 3 Pro is ahead overall, 84 to 28. The biggest single separator in this matchup is HumanEval, where the scores are 91 and 54.8.

Which is better for knowledge tasks, Gemini 3 Pro or Mixtral 8x22B Instruct v0.1?

Gemini 3 Pro has the edge for knowledge tasks in this comparison, averaging 81.2 versus 71.4. Inside this category, MMLU is the benchmark that creates the most daylight between them.

Which is better for coding, Gemini 3 Pro or Mixtral 8x22B Instruct v0.1?

Gemini 3 Pro has the edge for coding in this comparison, averaging 66.3 versus 54.8. Inside this category, HumanEval is the benchmark that creates the most daylight between them.

Last updated: March 9, 2026

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