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hf.co/unsloth/gpt-oss-20b-GGUF:Q4_K_M

OLLAMA GGUF

gpt-oss · 20.9B · unknown

Excellent

Aug 24, 2026 · Apple M1 Pro

openai/gpt-oss-20b

LM-STUDIO GGUF

gpt-oss · 20B · MXFP4

Excellent

Apr 24, 2026 · AMD Ryzen 5 5500

Global Score
86 vs 90
Hardware Fit
75 vs 88
Quality Score
90 vs 91

Hardware

hf.co/unsloth/gpt-… openai/gpt-oss-20b
MachineMacBook ProASUS
CPUApple M1 ProAMD Ryzen 5 5500
Cores1012
RAM16 GB31 GB
GPUApple M1 ProNavi 44 [Radeon RX 9060 XT]
OSmacOS 26.6.2Nobara Linux 43
Archarm64x64
Power Modebalancedperformance

Performance

hf.co/unsloth/gpt-… openai/gpt-oss-20b
Tokens/sec35.958.7
First chunk1082 ms6 ms
TTFT5.2 s4.5 s
Load time8.2 sN/A
Memory usage11.1 GB11.9 GB
Memory %69%38%

HW Fit Score Breakdown

hf.co/unsloth/gpt-oss-2…

Speed
50/50
TTFT
10/20
Memory
15/30

openai/gpt-oss-20b

Speed
50/50
TTFT
10/20
Memory
28/30

Quality

hf.co/unsloth/gpt-oss-2…

Reasoning
19/20
Coding
17/20
Instruction
15/20
Structured
14/15
Math
15/15
Multilingual
10/10
Reasoning: Strong Coding: Strong Instruction Following: Strong Structured Output: Strong Math: Strong Multilingual: Strong

openai/gpt-oss-20b

Reasoning
18/20
Coding
15/20
Instruction
18/20
Structured
15/15
Math
15/15
Multilingual
10/10
Reasoning: Strong Coding: Adequate Instruction Following: Strong Structured Output: Strong Math: Strong Multilingual: Strong
View hf.co/unsloth/gpt-… details | View openai/gpt-oss-20b details

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$ npm install -g metrillm@latest
$ metrillm

Requires Node 20+ and Ollama or LM Studio running

Or run without installing: npx metrillm@latest