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openai/gpt-oss-20b

LM-STUDIO MLX

gpt_oss · 20B · MXFP4

Not Rec.

Sep 29, 2026 · Apple M5 Max

qwen3.8-27b-ridge

LM-STUDIO GGUF

qwen35 · 27B

Excellent

Aug 20, 2026 · AMD Ryzen 7 9700X 8-Core Processor

Global Score
83 vs 88
Hardware Fit
80 vs 97
Quality Score
84 vs 84

Hardware

openai/gpt-oss-20b qwen3.8-27b-ridge
MachineMacBook ProMicro-Star International Co., Ltd. MS-7E51
CPUApple M5 MaxAMD Ryzen 7 9700X 8-Core Processor
Cores1816
RAM128 GB31 GB
GPUApple M5 MaxNVIDIA GeForce RTX 5080, AMD Radeon(TM) Graphics
OSmacOS 26.6.2Microsoft Windows 11 Pro 10.0.26200
Archarm64x64
Power Modebalancedbalanced

Performance

openai/gpt-oss-20b qwen3.8-27b-ridge
Tokens/sec138.453.8
First chunk3 ms25 ms
TTFT30.0 s282 ms
Load time6.8 sN/A
Memory usage0.5 GB12.6 GB
Memory %0%41%

HW Fit Score Breakdown

openai/gpt-oss-20b

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

qwen3.8-27b-ridge

Speed
50/50
TTFT
20/20
Memory
27/30

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

qwen3.8-27b-ridge

Reasoning
15/20
Coding
18/20
Instruction
17/20
Structured
14/15
Math
10/15
Multilingual
10/10
Reasoning: Strong Coding: Strong Instruction Following: Strong Structured Output: Strong Math: Adequate Multilingual: Strong

Run yours and compare

$ npm install -g metrillm@latest
$ metrillm

Requires Node 20+ and Ollama or LM Studio running

Or run without installing: npx metrillm@latest