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openai/gpt-oss-20b

LM-STUDIO MLX

gpt_oss · 20B · MXFP4

Not Rec.

Oct 20, 2026 · Apple M1 Pro

qwen3.6-35b-a3b

LM-STUDIO GGUF

qwen35moe · 35B · Q3_K_S

Excellent

Oct 20, 2026 · Apple M1 Pro

Global Score
83 vs 89
Hardware Fit
75 vs 90
Quality Score
87 vs 88

Hardware

openai/gpt-oss-20b qwen3.6-35b-a3b
MachineMacBook ProMacBook Pro
CPUApple M1 ProApple M1 Pro
Cores1010
RAM32 GB32 GB
GPUApple M1 ProApple M1 Pro
OSmacOS 15.6.1macOS 15.6.1
Archarm64arm64
Power Modebalancedbalanced

Performance

openai/gpt-oss-20b qwen3.6-35b-a3b
Tokens/sec43.239.1
First chunk46 ms33 ms
TTFT30.0 s319 ms
Load timeN/AN/A
Memory usage15.8 GB19.0 GB
Memory %49%60%

HW Fit Score Breakdown

openai/gpt-oss-20b

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

qwen3.6-35b-a3b

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

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

qwen3.6-35b-a3b

Reasoning
16/20
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 qwen3.6-35b-a3b details

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