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openai/gpt-oss-20b

LM-STUDIO GGUF

gpt-oss · 20B · MXFP4

Excellent

Apr 24, 2026 · AMD Ryzen 5 5500

qwen3.5:9b

OLLAMA GGUF

qwen35 · 9.7B · Q4_K_M

Marginal

Mar 5, 2026 · AMD RYZEN AI MAX+ 395

Global Score
90 vs 57
Hardware Fit
88 vs 61
Quality Score
91 vs 55

Hardware

openai/gpt-oss-20b qwen3.5:9b
MachineASUSAZW GTR Pro
CPUAMD Ryzen 5 5500AMD RYZEN AI MAX+ 395
Cores1232
RAM31 GB125 GB
GPUNavi 44 [Radeon RX 9060 XT]AMD Radeon 8060S
OSNobara Linux 43Ubuntu 24.04.4 LTS
Archx64x64
Power Modeperformancelow-power

Performance

openai/gpt-oss-20b qwen3.5:9b
Tokens/sec58.730.3
First chunk6 ms205 ms
TTFT4.5 s8.7 s
Load timeN/A5.6 s
Memory usage11.9 GB18.8 GB
Memory %38%15%

HW Fit Score Breakdown

openai/gpt-oss-20b

Speed
50/50
TTFT
10/20
Memory
28/30

qwen3.5:9b

Speed
30/50
TTFT
1/20
Memory
30/30

Quality

openai/gpt-oss-20b

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

qwen3.5:9b

Reasoning
17/20
Coding
2/20
Instruction
7/20
Structured
8/15
Math
12/15
Multilingual
9/10
Reasoning: Strong Coding: Poor Instruction Following: Weak Structured Output: Adequate Math: Strong 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