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mlx-community/Yi-1.5-6B-Chat-4bit

LM-STUDIO GGUF
Good

Mar 5, 2026 · Apple M4

openai/gpt-oss-20b

LM-STUDIO MLX

gpt_oss · 20B · MXFP4

Excellent

Mar 11, 2026 · Apple M4

Global Score
73 vs 95
Hardware Fit
100 vs 99
Quality Score
62 vs 93

Hardware

mlx-community/Yi-1… openai/gpt-oss-20b
MachineMacBook AirMac mini
CPUApple M4Apple M4
Cores1010
RAM32 GB24 GB
GPUApple M4Apple M4
OSmacOS 26.3macOS 26.3
Archarm64arm64
Power Modebalancedbalanced

Performance

mlx-community/Yi-1… openai/gpt-oss-20b
Tokens/sec29.129.3
First chunk451 ms21 ms
TTFT451 ms1.8 s
Load timeN/A18.5 s
Memory usage0.9 GB0.0 GB
Memory %3%0%

HW Fit Score Breakdown

mlx-community/Yi-1.5-6B…

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

openai/gpt-oss-20b

Speed
50/50
TTFT
19/20
Memory
30/30

Quality

mlx-community/Yi-1.5-6B…

Reasoning
10/20
Coding
11/20
Instruction
13/20
Structured
13/15
Math
9/15
Multilingual
6/10
Reasoning: Adequate Coding: Adequate Instruction Following: Adequate Structured Output: Strong Math: Adequate Multilingual: Adequate

openai/gpt-oss-20b

Reasoning
19/20
Coding
18/20
Instruction
16/20
Structured
15/15
Math
15/15
Multilingual
10/10
Reasoning: Strong Coding: Strong Instruction Following: Strong Structured Output: Strong Math: Strong Multilingual: Strong

Run yours and compare

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$ metrillm

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Or run without installing: npx metrillm@latest