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qwen3.5:4b

OLLAMA GGUF

qwen35 · 4.2B · Q4_K_M

Excellent

Oct 12, 2026 · AMD Ryzen 5 5500

openai/gpt-oss-20b

LM-STUDIO GGUF

gpt-oss · 20B · MXFP4

Not Rec.

Jul 5, 2026 · AMD Ryzen 7 7800X3D 8-Core Processor

Global Score
81 vs 84
Hardware Fit
98 vs 65
Quality Score
74 vs 92

Hardware

qwen3.5:4b openai/gpt-oss-20b
MachineMicrosoft WSLASUS
CPUAMD Ryzen 5 5500AMD Ryzen 7 7800X3D 8-Core Processor
Cores1216
RAM8 GB31 GB
GPUIntegrated / UnknownNVIDIA GeForce RTX 4090, Raphael
OSUbuntu 26.04.1 LTScachyos rolling
Archx64x64
Power Modeunknownperformance

Performance

qwen3.5:4b openai/gpt-oss-20b
Tokens/sec93.7221.5
First chunk249 ms5 ms
TTFT249 ms30.0 s
Load time10.1 sN/A
Memory usage2.9 GB21.1 GB
Memory %38%69%

HW Fit Score Breakdown

qwen3.5:4b

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

openai/gpt-oss-20b

Speed
50/50
TTFT
0/20
Memory
15/30

Quality

qwen3.5:4b

Reasoning
15/20
Coding
13/20
Instruction
15/20
Structured
15/15
Math
7/15
Multilingual
9/10
Reasoning: Strong Coding: Adequate Instruction Following: Strong Structured Output: Strong Math: Weak Multilingual: Strong

openai/gpt-oss-20b

Reasoning
19/20
Coding
15/20
Instruction
18/20
Structured
15/15
Math
15/15
Multilingual
10/10
Reasoning: Strong Coding: Strong Instruction Following: Strong Structured Output: Strong Math: Strong Multilingual: Strong
View qwen3.5:4b details | View openai/gpt-oss-20b details

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$ npm install -g metrillm@latest
$ metrillm

Requires Node 20+ and Ollama or LM Studio running

Or run without installing: npx metrillm@latest