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openai/gpt-oss-20b

LM-STUDIO GGUF

gpt-oss · 20B · MXFP4

Excellent

Apr 24, 2026 · AMD Ryzen 5 5500

hf.co/ornith-ai/Ornith-1.0-9B-GGUF:Q4_K_M

OLLAMA GGUF

qwen35 · 8.95B · unknown

Excellent

Aug 25, 2026 · Apple M1 Pro

Global Score
90 vs 87
Hardware Fit
88 vs 95
Quality Score
91 vs 83

Hardware

openai/gpt-oss-20b hf.co/ornith-ai/Or…
MachineASUSMacBook Pro
CPUAMD Ryzen 5 5500Apple M1 Pro
Cores1210
RAM31 GB16 GB
GPUNavi 44 [Radeon RX 9060 XT]Apple M1 Pro
OSNobara Linux 43macOS 26.6.2
Archx64arm64
Power Modeperformancebalanced

Performance

openai/gpt-oss-20b hf.co/ornith-ai/Or…
Tokens/sec58.722.2
First chunk6 ms334 ms
TTFT4.5 s334 ms
Load timeN/A3.3 s
Memory usage11.9 GB6.9 GB
Memory %38%43%

HW Fit Score Breakdown

openai/gpt-oss-20b

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

hf.co/ornith-ai/Ornith-…

Speed
48/50
TTFT
20/20
Memory
27/30

Quality

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

hf.co/ornith-ai/Ornith-…

Reasoning
16/20
Coding
17/20
Instruction
15/20
Structured
15/15
Math
10/15
Multilingual
10/10
Reasoning: Strong Coding: Strong Instruction Following: Strong Structured Output: Strong Math: Adequate 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