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openai/gpt-oss-20b

LM-STUDIO MLX

gpt_oss · 20B · MXFP4

Not Rec.

Jul 17, 2026 · Apple M5 Max

Qwen3.8-27B-Ridge-3.7bpw_empero.ai:latest

OLLAMA GGUF

qwen35 · 27.3B · IQ2_M

Excellent

Aug 27, 2026 · AMD Ryzen 7 9700X 8-Core Processor

Global Score
83 vs 89
Hardware Fit
80 vs 99
Quality Score
84 vs 85

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
RAM64 GB31 GB
GPUApple M5 MaxNVIDIA GeForce RTX 5080, AMD Radeon(TM) Graphics
OSmacOS 27.0Microsoft Windows 11 Pro 10.0.26200
Archarm64x64
Power Modebalancedbalanced

Performance

openai/gpt-oss-20b Qwen3.8-27B-Ridge-…
Tokens/sec131.760.6
First chunk7 ms148 ms
TTFT30.0 s148 ms
Load timeN/A5.7 s
Memory usage15.8 GB11.0 GB
Memory %25%35%

HW Fit Score Breakdown

openai/gpt-oss-20b

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

Qwen3.8-27B-Ridge-3.7bp…

Speed
50/50
TTFT
20/20
Memory
29/30

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

Qwen3.8-27B-Ridge-3.7bp…

Reasoning
15/20
Coding
18/20
Instruction
17/20
Structured
15/15
Math
10/15
Multilingual
10/10
Reasoning: Adequate 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