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openai/gpt-oss-20b

LM-STUDIO GGUF

gpt-oss · 20B · MXFP4

Excellent

Nov 9, 2026 · Apple M3 Max

qwen/qwen3.6-27b

LM-STUDIO MLX

qwen3_5 · 27B · 4bit

Excellent

Oct 22, 2026 · Apple M1 Pro

Global Score
91 vs 80
Hardware Fit
90 vs 56
Quality Score
91 vs 90

Hardware

openai/gpt-oss-20b qwen/qwen3.6-27b
MachineMacBook ProMacBook Pro
CPUApple M3 MaxApple M1 Pro
Cores1610
RAM128 GB32 GB
GPUApple M3 MaxApple M1 Pro
OSmacOS 27.2macOS 15.6.1
Archarm64arm64
Power Modebalancedbalanced

Performance

openai/gpt-oss-20b qwen/qwen3.6-27b
Tokens/sec95.110.8
First chunk3 ms16 ms
TTFT2.5 s2.6 s
Load time9.2 sN/A
Memory usage0.0 GB21.0 GB
Memory %0%66%

HW Fit Score Breakdown

openai/gpt-oss-20b

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

qwen/qwen3.6-27b

Speed
23/50
TTFT
16/20
Memory
17/30

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

qwen/qwen3.6-27b

Reasoning
18/20
Coding
18/20
Instruction
16/20
Structured
15/15
Math
13/15
Multilingual
10/10
Reasoning: Strong Coding: Strong Instruction Following: Strong Structured Output: Strong Math: Strong Multilingual: Strong
View openai/gpt-oss-20b details | View qwen/qwen3.6-27b details

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