openai/gpt-oss-20b

LM-STUDIO MLX

gpt_oss · 20B · MXFP4

Excellent

Apr 1, 2026 · Apple M4

qwen3:8b

OLLAMA GGUF

qwen3 · 8.2B · Q4_K_M

Good

Aug 15, 2026 · AMD Ryzen 9 3900X 12-Core Processor

Global Score

82 vs 78

Hardware Fit

85 vs 86

Quality Score

81 vs 74

Hardware

openai/gpt-oss-20b qwen3:8b

MachineMac mini—

CPUApple M4AMD Ryzen 9 3900X 12-Core Processor

Cores1024

RAM24 GB64 GB

GPUApple M4NVIDIA GeForce RTX 4060 Ti

OSmacOS 26.3Microsoft Windows 11 Pro 10.0.26200

Archarm64x64

Power Modebalancedbalanced

Performance

openai/gpt-oss-20b qwen3:8b

Tokens/sec31.848.5

First chunk32 ms202 ms

TTFT8.4 s4.3 s

Load time22.7 s4.2 s

Memory usage0.0 GB5.5 GB

Memory %0%9%

HW Fit Score Breakdown

openai/gpt-oss-20b

Speed

50/50

TTFT

5/20

Memory

30/30

qwen3:8b

Speed

50/50

TTFT

6/20

Memory

30/30

Quality

openai/gpt-oss-20b

Reasoning

19/20

Coding

14/20

Instruction

9/20

Structured

14/15

Math

15/15

Multilingual

10/10

Reasoning: Strong Coding: Adequate Instruction Following: Weak Structured Output: Strong Math: Strong Multilingual: Strong

qwen3:8b

Reasoning

16/20

Coding

8/20

Instruction

14/20

Structured

14/15

Math

12/15

Multilingual

10/10

Reasoning: Strong Coding: Weak Instruction Following: Adequate Structured Output: Strong Math: Strong Multilingual: Strong

View openai/gpt-oss-20b details | View qwen3:8b details

Run yours and compare

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$ metrillm

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Or run without installing: npx metrillm@latest