gpt-oss:20b

OLLAMA GGUF

gptoss · 20.9B · MXFP4

Excellent

Apr 1, 2026 · Apple M4

gemma-4-31b-it-mlx

LM-STUDIO MLX

gemma4 · 31B · 8bit

Excellent

Aug 19, 2026 · Apple M4 Max

Global Score

87 vs 85

Hardware Fit

83 vs 64

Quality Score

88 vs 94

Hardware

gpt-oss:20b gemma-4-31b-it-mlx

MachineMac miniMacBook Pro

CPUApple M4Apple M4 Max

Cores1016

RAM24 GB128 GB

GPUApple M4Apple M4 Max

OSmacOS 26.3macOS 26.5.2

Archarm64arm64

Power Modebalancedbalanced

Performance

gpt-oss:20b gemma-4-31b-it-mlx

Tokens/sec24.313.6

First chunk529 ms16 ms

TTFT4.5 s558 ms

Load time11.2 s12.3 s

Memory usage13.1 GB0.0 GB

Memory %55%0%

HW Fit Score Breakdown

gpt-oss:20b

Speed

49/50

TTFT

11/20

Memory

23/30

gemma-4-31b-it-mlx

Speed

14/50

TTFT

20/20

Memory

30/30

Quality

gpt-oss:20b

Reasoning

19/20

Coding

19/20

Instruction

11/20

Structured

14/15

Math

15/15

Multilingual

10/10

Reasoning: Strong Coding: Strong Instruction Following: Adequate Structured Output: Strong Math: Strong Multilingual: Strong

gemma-4-31b-it-mlx

Reasoning

19/20

Coding

19/20

Instruction

18/20

Structured

15/15

Math

14/15

Multilingual

9/10

Reasoning: Strong Coding: Strong Instruction Following: Strong Structured Output: Strong Math: Strong Multilingual: Strong

View gpt-oss:20b details | View gemma-4-31b-it-mlx details

Run yours and compare

$ npm install -g metrillm@latest

$ metrillm

Requires Node 20+ and Ollama or LM Studio running

Or run without installing: npx metrillm@latest