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gpt-oss:20b

OLLAMA GGUF

gptoss · 20.9B · MXFP4

Excellent

May 25, 2026 · Apple M4 Pro

qwen3.5:27b

OLLAMA GGUF

qwen35 · 27.8B · Q4_K_M

Not Rec.

Mar 5, 2026 · AMD RYZEN AI MAX+ 395

Global Score
94 vs 20
Hardware Fit
92 vs 37
Quality Score
95 vs 12

Hardware

gpt-oss:20b qwen3.5:27b
MachineMacBook ProAZW GTR Pro
CPUApple M4 ProAMD RYZEN AI MAX+ 395
Cores1432
RAM48 GB125 GB
GPUApple M4 ProAMD Radeon 8060S
OSmacOS 26.4.1Ubuntu 24.04.4 LTS
Archarm64x64
Power Modebalancedlow-power

Performance

gpt-oss:20b qwen3.5:27b
Tokens/sec54.510.6
First chunk318 ms358 ms
TTFT2.9 s13.7 s
Load time4.0 s10.8 s
Memory usage16.4 GB39.7 GB
Memory %34%32%

HW Fit Score Breakdown

gpt-oss:20b

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

qwen3.5:27b

Speed
9/50
TTFT
0/20
Memory
28/30

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

qwen3.5:27b

Reasoning
2/20
Coding
0/20
Instruction
2/20
Structured
0/15
Math
0/15
Multilingual
8/10
Reasoning: Poor Coding: Poor Instruction Following: Poor Structured Output: Poor Math: Poor Multilingual: Strong

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