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openai/gpt-oss-20b

LM-STUDIO GGUF

gpt-oss · 20B · MXFP4

Excellent

Nov 9, 2026 · Apple M3 Max

qwen3.6:35b

OLLAMA GGUF

qwen35moe · 36.0B · Q4_K_M

Not Rec.

May 25, 2026 · Apple M4 Pro

Global Score
91 vs 70
Hardware Fit
90 vs 66
Quality Score
91 vs 71

Hardware

openai/gpt-oss-20b qwen3.6:35b
MachineMacBook ProMacBook Pro
CPUApple M3 MaxApple M4 Pro
Cores1614
RAM128 GB48 GB
GPUApple M3 MaxApple M4 Pro
OSmacOS 27.2macOS 26.4.1
Archarm64arm64
Power Modebalancedbalanced

Performance

openai/gpt-oss-20b qwen3.6:35b
Tokens/sec95.130.6
First chunk3 ms304 ms
TTFT2.5 s30.0 s
Load time9.2 s10.0 s
Memory usage0.0 GB28.1 GB
Memory %0%59%

HW Fit Score Breakdown

openai/gpt-oss-20b

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

qwen3.6:35b

Speed
45/50
TTFT
0/20
Memory
21/30

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: Strong Instruction Following: Strong Structured Output: Strong Math: Strong Multilingual: Strong

qwen3.6:35b

Reasoning
18/20
Coding
12/20
Instruction
12/20
Structured
6/15
Math
13/15
Multilingual
10/10
Reasoning: Strong Coding: Adequate Instruction Following: Adequate Structured Output: Weak Math: Strong Multilingual: Strong
View openai/gpt-oss-20b details | View qwen3.6:35b details

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