openai/gpt-oss-20b
LM-STUDIO GGUFgpt-oss · 20B · MXFP4
Jul 5, 2026 · AMD Ryzen 7 7800X3D 8-Core Processor
qwen3.5:4b
OLLAMA GGUFqwen35 · 4.7B · Q4_K_M
Mar 5, 2026 · Intel Core™ i5-6500
Global Score
84 vs 61
Hardware Fit
65 vs 69
Quality Score
92 vs 58
Hardware
openai/gpt-oss-20b qwen3.5:4b
MachineASUSGigabyte Technology Co., Ltd. H170M-D3H
CPUAMD Ryzen 7 7800X3D 8-Core ProcessorIntel Core™ i5-6500
Cores164
RAM31 GB16 GB
GPUNVIDIA GeForce RTX 4090, RaphaelGP104 [GeForce GTX 1070]
OScachyos rollingUbuntu 24.04.4 LTS
Archx64x64
Power Modeperformancelow-power
Performance
openai/gpt-oss-20b qwen3.5:4b
Tokens/sec221.535.7
First chunk5 ms438 ms
TTFT30.0 s5.1 s
Load timeN/A40.1 s
Memory usage21.1 GB5.5 GB
Memory %69%35%
HW Fit Score Breakdown
openai/gpt-oss-20b
Speed
50/50
TTFT
0/20
Memory
15/30
qwen3.5:4b
Speed
50/50
TTFT
11/20
Memory
8/30
Quality
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
qwen3.5:4b
Reasoning
18/20
Coding
1/20
Instruction
8/20
Structured
8/15
Math
13/15
Multilingual
10/10
Reasoning: Strong Coding: Poor Instruction Following: Weak Structured Output: Adequate Math: Strong Multilingual: Strong
Run yours and compare
$
npm install -g metrillm@latest$
metrillmRequires Node 20+ and Ollama or LM Studio running
Or run without installing: npx metrillm@latest