openai/gpt-oss-20b
LM-STUDIO GGUFgpt-oss · 20B · MXFP4
Apr 24, 2026 · AMD Ryzen 5 5500
GPT-20B:20b
OLLAMA GGUFgptoss · 20.9B · MXFP4
Aug 18, 2026 · Intel Core™ i7-14700F
Global Score
90 vs 94
Hardware Fit
88 vs 96
Quality Score
91 vs 93
Hardware
openai/gpt-oss-20b GPT-20B:20b
MachineASUSHP OMEN 35L VALORANT Limited Edition Gaming Desktop PC
CPUAMD Ryzen 5 5500Intel Core™ i7-14700F
Cores1228
RAM31 GB64 GB
GPUNavi 44 [Radeon RX 9060 XT]NVIDIA GeForce RTX 5080
OSNobara Linux 43Microsoft Windows 11 Enterprise 10.0.26200
Archx64x64
Power Modeperformancebalanced
Performance
openai/gpt-oss-20b GPT-20B:20b
Tokens/sec58.7181.0
First chunk6 ms596 ms
TTFT4.5 s1.3 s
Load timeN/A10.0 s
Memory usage11.9 GB11.9 GB
Memory %38%19%
HW Fit Score Breakdown
openai/gpt-oss-20b
Speed
50/50
TTFT
10/20
Memory
28/30
GPT-20B:20b
Speed
50/50
TTFT
16/20
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
GPT-20B:20b
Reasoning
19/20
Coding
18/20
Instruction
16/20
Structured
15/15
Math
15/15
Multilingual
10/10
Reasoning: Strong Coding: Strong Instruction Following: Strong Structured Output: Strong 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