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gpt-oss:20b

OLLAMA GGUF

gptoss · 20.9B · MXFP4

Excellent

Jun 26, 2026 · Cortex-X925

qwen3.5:4b

OLLAMA GGUF

qwen35 · 4.2B · Q4_K_M

Excellent

Oct 12, 2026 · AMD Ryzen 5 5500

Global Score
93 vs 81
Hardware Fit
87 vs 98
Quality Score
95 vs 74

Hardware

gpt-oss:20b qwen3.5:4b
MachineNVIDIA NVIDIA_DGX_SparkMicrosoft WSL
CPUCortex-X925AMD Ryzen 5 5500
Cores2012
RAM122 GB8 GB
GPUDevice 2e12Integrated / Unknown
OSUbuntu 24.04.4 LTSUbuntu 26.04.1 LTS
Archarm64x64
Power Modeperformanceunknown

Performance

gpt-oss:20b qwen3.5:4b
Tokens/sec60.593.7
First chunk527 ms249 ms
TTFT3.1 s249 ms
Load time14.0 s10.1 s
Memory usage12.0 GB2.9 GB
Memory %10%38%

HW Fit Score Breakdown

gpt-oss:20b

Speed
50/50
TTFT
7/20
Memory
30/30

qwen3.5:4b

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

Quality

gpt-oss:20b

Reasoning
19/20
Coding
18/20
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

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
View gpt-oss:20b details | View qwen3.5:4b 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