Back to leaderboard

openai/gpt-oss-20b

LM-STUDIO MLX

gpt_oss · 20B · MXFP4

Not Rec.

Sep 29, 2026 · Apple M5 Max

qwen3.5:9b

OLLAMA GGUF

qwen35 · 9.0B · Q4_K_M

Excellent

Oct 31, 2026 · Intel Gen Intel® Core™ i9-12900H

Global Score
83 vs 85
Hardware Fit
80 vs 100
Quality Score
84 vs 79

Hardware

openai/gpt-oss-20b qwen3.5:9b
MachineMacBook ProMicro-Star International Co., Ltd. Stealth GS77 12UH
CPUApple M5 MaxIntel Gen Intel® Core™ i9-12900H
Cores1820
RAM128 GB32 GB
GPUApple M5 MaxIntel(R) Iris(R) Xe Graphics, NVIDIA GeForce RTX 3080 Laptop GPU
OSmacOS 26.6.2Microsoft Windows 11 Home 10.0.26200
Archarm64x64
Power Modebalancedbalanced

Performance

openai/gpt-oss-20b qwen3.5:9b
Tokens/sec138.441.4
First chunk3 ms162 ms
TTFT30.0 s162 ms
Load time6.8 s8.1 s
Memory usage0.5 GB5.9 GB
Memory %0%19%

HW Fit Score Breakdown

openai/gpt-oss-20b

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

qwen3.5:9b

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

qwen3.5:9b

Reasoning
14/20
Coding
15/20
Instruction
15/20
Structured
15/15
Math
10/15
Multilingual
10/10
Reasoning: Adequate Coding: Adequate Instruction Following: Strong Structured Output: Strong Math: Adequate Multilingual: Strong
View openai/gpt-oss-20b details | View qwen3.5:9b details

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