gpt-oss:20b
OLLAMA GGUFgptoss · 20.9B · MXFP4
Mar 5, 2026 · Intel Core™ Ultra 9 285K
openai/gpt-oss-20b
LM-STUDIO GGUFgpt-oss · 20B · MXFP4
Apr 24, 2026 · AMD Ryzen 5 5500
Global Score
95 vs 90
Hardware Fit
98 vs 88
Quality Score
94 vs 91
Hardware
gpt-oss:20b openai/gpt-oss-20b
MachineASUSASUS
CPUIntel Core™ Ultra 9 285KAMD Ryzen 5 5500
Cores2412
RAM47 GB31 GB
GPUNVIDIA GeForce RTX 5090, Intel(R) GraphicsNavi 44 [Radeon RX 9060 XT]
OSMicrosoft Windows 11 Pro 10.0.26200Nobara Linux 43
Archx64x64
Power Modebalancedperformance
Performance
gpt-oss:20b openai/gpt-oss-20b
Tokens/sec239.958.7
First chunk180 ms6 ms
TTFT616 ms4.5 s
Load time4.3 sN/A
Memory usage13.9 GB11.9 GB
Memory %29%38%
HW Fit Score Breakdown
gpt-oss:20b
Speed
50/50
TTFT
20/20
Memory
28/30
openai/gpt-oss-20b
Speed
50/50
TTFT
10/20
Memory
28/30
Quality
gpt-oss:20b
Reasoning
19/20
Coding
19/20
Instruction
17/20
Structured
14/15
Math
15/15
Multilingual
10/10
Reasoning: Strong Coding: Strong Instruction Following: Strong Structured Output: Strong Math: Strong Multilingual: Strong
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
Run yours and compare
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npm install -g metrillm@latest$
metrillmRequires Node 20+ and Ollama or LM Studio running
Or run without installing: npx metrillm@latest