openai/gpt-oss-20b
LM-STUDIO GGUFgpt-oss · 20B · MXFP4
Apr 24, 2026 · AMD Ryzen 5 5500
microllm-250m:latest
OLLAMA GGUFllama · 256.74M · F16
Jul 5, 2026 · Apple M4 Pro
Global Score
90 vs 34
Hardware Fit
88 vs 100
Quality Score
91 vs 6
Hardware
openai/gpt-oss-20b microllm-250m:latest
MachineASUSMac mini
CPUAMD Ryzen 5 5500Apple M4 Pro
Cores1212
RAM31 GB24 GB
GPUNavi 44 [Radeon RX 9060 XT]Apple M4 Pro
OSNobara Linux 43macOS 26.5.2
Archx64arm64
Power Modeperformancebalanced
Performance
openai/gpt-oss-20b microllm-250m:latest
Tokens/sec58.7291.6
First chunk6 ms50 ms
TTFT4.5 s79 ms
Load timeN/A0.0 s
Memory usage11.9 GB0.6 GB
Memory %38%2%
HW Fit Score Breakdown
openai/gpt-oss-20b
Speed
50/50
TTFT
10/20
Memory
28/30
microllm-250m:latest
Speed
50/50
TTFT
20/20
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
microllm-250m:latest
Reasoning
1/20
Coding
0/20
Instruction
5/20
Structured
0/15
Math
0/15
Multilingual
0/10
Reasoning: Poor Coding: Poor Instruction Following: Weak Structured Output: Poor Math: Poor Multilingual: Poor
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