openai/gpt-oss-20b

LM-STUDIO MLX

gpt_oss · 20B · MXFP4

Not Rec.

Jul 17, 2026 · Apple M5 Max

qwen3:4b

OLLAMA GGUF

qwen3 · 4.0B · Q4_K_M

Marginal

Mar 1, 2026 · Apple M4

Global Score

83 vs 47

Hardware Fit

80 vs 53

Quality Score

84 vs 45

Hardware

openai/gpt-oss-20b qwen3:4b

MachineMacBook ProMacBook Air

CPUApple M5 MaxApple M4

Cores1810

RAM64 GB32 GB

GPUApple M5 MaxApple M4

OSmacOS 27.0macOS 26.3

Archarm64arm64

Power Modebalancedunknown

Performance

openai/gpt-oss-20b qwen3:4b

Tokens/sec131.711.3

First chunk7 msN/A

TTFT30.0 s9.2 s

Load timeN/A0.1 s

Memory usage15.8 GB7.2 GB

Memory %25%23%

HW Fit Score Breakdown

openai/gpt-oss-20b

Speed

50/50

TTFT

0/20

Memory

30/30

qwen3:4b

Speed

17/50

TTFT

6/20

Memory

30/30

Quality

openai/gpt-oss-20b

Reasoning

18/20

Coding

13/20

Instruction

14/20

Structured

14/15

Math

15/15

Multilingual

10/10

Reasoning: Strong Coding: Adequate Instruction Following: Adequate Structured Output: Strong Math: Strong Multilingual: Strong

qwen3:4b

Reasoning

4/20

Coding

6/20

Instruction

8/20

Structured

6/15

Math

12/15

Multilingual

9/10

Reasoning: Poor Coding: Weak Instruction Following: Weak Structured Output: Weak Math: Strong Multilingual: Strong

View openai/gpt-oss-20b details | View qwen3:4b details

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