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gpt-oss:20b

OLLAMA GGUF

gptoss · 20.9B · MXFP4

Excellent

May 25, 2026 · Apple M4 Pro

qwen3.5-9b

LM-STUDIO MLX

qwen3_5 · 9B · 4bit

Excellent

Mar 3, 2026 · Apple M4

Global Score
94 vs 81
Hardware Fit
92 vs 84
Quality Score
95 vs 79

Hardware

gpt-oss:20b qwen3.5-9b
MachineMacBook ProMacBook Air
CPUApple M4 ProApple M4
Cores1410
RAM48 GB32 GB
GPUApple M4 ProApple M4
OSmacOS 26.4.1macOS 26.3
Archarm64arm64
Power Modebalancedbalanced

Performance

gpt-oss:20b qwen3.5-9b
Tokens/sec54.520.4
First chunk318 ms3034 ms
TTFT2.9 s3.0 s
Load time4.0 sN/A
Memory usage16.4 GB5.6 GB
Memory %34%17%

HW Fit Score Breakdown

gpt-oss:20b

Speed
50/50
TTFT
13/20
Memory
29/30

qwen3.5-9b

Speed
41/50
TTFT
14/20
Memory
29/30

Quality

gpt-oss:20b

Reasoning
19/20
Coding
19/20
Instruction
17/20
Structured
15/15
Math
15/15
Multilingual
10/10
Reasoning: Strong Coding: Strong Instruction Following: Strong Structured Output: Strong Math: Strong Multilingual: Strong

qwen3.5-9b

Reasoning
14/20
Coding
15/20
Instruction
15/20
Structured
15/15
Math
10/15
Multilingual
10/10
Reasoning: Adequate Coding: Strong Instruction Following: Strong Structured Output: Strong Math: Adequate Multilingual: Strong
View gpt-oss:20b details | View qwen3.5-9b 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