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openai/gpt-oss-20b

LM-STUDIO MLX

gpt_oss · 20B · MXFP4

Not Rec.

Oct 20, 2026 · Apple M1 Pro

qwen3:0.6b

OLLAMA GGUF

qwen3 · 751.63M · Q4_K_M

Good

Oct 11, 2026 · AMD Ryzen 5 5500

Global Score
83 vs 74
Hardware Fit
75 vs 100
Quality Score
87 vs 63

Hardware

openai/gpt-oss-20b qwen3:0.6b
MachineMacBook ProMicrosoft WSL
CPUApple M1 ProAMD Ryzen 5 5500
Cores1012
RAM32 GB8 GB
GPUApple M1 ProIntegrated / Unknown
OSmacOS 15.6.1Ubuntu 26.04.1 LTS
Archarm64x64
Power Modebalancedunknown

Performance

openai/gpt-oss-20b qwen3:0.6b
Tokens/sec43.2249.5
First chunk46 ms80 ms
TTFT30.0 s659 ms
Load timeN/A6.3 s
Memory usage15.8 GB0.9 GB
Memory %49%11%

HW Fit Score Breakdown

openai/gpt-oss-20b

Speed
50/50
TTFT
0/20
Memory
25/30

qwen3:0.6b

Speed
50/50
TTFT
20/20
Memory
30/30

Quality

openai/gpt-oss-20b

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

qwen3:0.6b

Reasoning
13/20
Coding
6/20
Instruction
12/20
Structured
13/15
Math
12/15
Multilingual
7/10
Reasoning: Adequate Coding: Weak Instruction Following: Adequate Structured Output: Strong Math: Strong Multilingual: Adequate
View openai/gpt-oss-20b details | View qwen3:0.6b details

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Or run without installing: npx metrillm@latest