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gpt-oss:20b

OLLAMA GGUF

gptoss · 20.9B · MXFP4

Excellent

Mar 5, 2026 · Intel Core™ Ultra 9 285K

GPT-20B:20b

OLLAMA GGUF

gptoss · 20.9B · MXFP4

Excellent

Aug 18, 2026 · Intel Core™ i7-14700F

Global Score
95 vs 93
Hardware Fit
98 vs 93
Quality Score
94 vs 93

Hardware

gpt-oss:20b GPT-20B:20b
MachineASUSHP OMEN 35L VALORANT Limited Edition Gaming Desktop PC
CPUIntel Core™ Ultra 9 285KIntel Core™ i7-14700F
Cores2428
RAM47 GB128 GB
GPUNVIDIA GeForce RTX 5090, Intel(R) GraphicsNVIDIA GeForce RTX 5080
OSMicrosoft Windows 11 Pro 10.0.26200Microsoft Windows 11 Enterprise 10.0.26200
Archx64x64
Power Modebalancedbalanced

Performance

gpt-oss:20b GPT-20B:20b
Tokens/sec239.9177.5
First chunk180 ms558 ms
TTFT616 ms1.2 s
Load time4.3 s8.2 s
Memory usage13.9 GB11.9 GB
Memory %29%9%

HW Fit Score Breakdown

gpt-oss:20b

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

GPT-20B:20b

Speed
50/50
TTFT
13/20
Memory
30/30

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

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
$ metrillm

Requires Node 20+ and Ollama or LM Studio running

Or run without installing: npx metrillm@latest