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gemma4:12b-mlx

OLLAMA GGUF
Not Rec.

Aug 24, 2026 · Apple M1 Pro

gpt-oss-20b

LM-STUDIO GGUF
Excellent

Mar 6, 2026 · Apple M4 Pro

Global Score
71 vs 95
Hardware Fit
76 vs 94
Quality Score
69 vs 95

Hardware

gemma4:12b-mlx gpt-oss-20b
MachineMacBook ProMac mini
CPUApple M1 ProApple M4 Pro
Cores1014
RAM16 GB64 GB
GPUApple M1 ProApple M4 Pro
OSmacOS 26.6.2macOS 15.7.4
Archarm64arm64
Power Modebalancedbalanced

Performance

gemma4:12b-mlx gpt-oss-20b
Tokens/sec25.0118.2
First chunk787 ms471 ms
TTFT30.0 s2.2 s
Load time4.0 sN/A
Memory usage7.1 GB11.3 GB
Memory %45%18%

HW Fit Score Breakdown

gemma4:12b-mlx

Speed
50/50
TTFT
0/20
Memory
26/30

gpt-oss-20b

Speed
50/50
TTFT
14/20
Memory
30/30

Quality

gemma4:12b-mlx

Reasoning
14/20
Coding
10/20
Instruction
9/20
Structured
15/15
Math
11/15
Multilingual
10/10
Reasoning: Adequate Coding: Adequate Instruction Following: Weak Structured Output: Strong Math: Adequate Multilingual: Strong

gpt-oss-20b

Reasoning
19/20
Coding
18/20
Instruction
18/20
Structured
15/15
Math
15/15
Multilingual
10/10
Reasoning: Strong Coding: Strong Instruction Following: Strong Structured Output: Strong Math: Strong Multilingual: Strong
View gemma4:12b-mlx details | View gpt-oss-20b 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