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openai/gpt-oss-20b

LM-STUDIO MLX

gpt_oss · 20B · MXFP4

Not Rec.

Sep 29, 2026 · Apple M5 Max

qwen3-vl-4b-instruct

LM-STUDIO GGUF

qwen3vl · 4B · Q4_K_M

Excellent

Apr 20, 2026 · Apple M2 Max

Global Score
83 vs 87
Hardware Fit
80 vs 100
Quality Score
84 vs 81

Hardware

openai/gpt-oss-20b qwen3-vl-4b-instruct
MachineMacBook ProMac Studio
CPUApple M5 MaxApple M2 Max
Cores1812
RAM128 GB96 GB
GPUApple M5 MaxApple M2 Max
OSmacOS 26.6.2macOS 26.1
Archarm64arm64
Power Modebalancedbalanced

Performance

openai/gpt-oss-20b qwen3-vl-4b-instruct
Tokens/sec138.471.6
First chunk3 ms5 ms
TTFT30.0 s157 ms
Load time6.8 sN/A
Memory usage0.5 GB20.5 GB
Memory %0%21%

HW Fit Score Breakdown

openai/gpt-oss-20b

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

qwen3-vl-4b-instruct

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

Quality

openai/gpt-oss-20b

Reasoning
18/20
Coding
12/20
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-vl-4b-instruct

Reasoning
15/20
Coding
17/20
Instruction
17/20
Structured
15/15
Math
8/15
Multilingual
9/10
Reasoning: Strong Coding: Strong Instruction Following: Strong Structured Output: Strong Math: Adequate Multilingual: Strong
View openai/gpt-oss-20b details | View qwen3-vl-4b-instruct details

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