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GPT-20B:20b

OLLAMA GGUF

gptoss · 20.9B · MXFP4

Excellent

Aug 19, 2026 · AMD Ryzen 9 9955HX3D 16-Core Processor

gpt-oss:20b

OLLAMA GGUF

gptoss · 20.9B · MXFP4

Excellent

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

Global Score
90 vs 95
Hardware Fit
79 vs 98
Quality Score
94 vs 94

Hardware

GPT-20B:20b gpt-oss:20b
MachineHP HyperX OMEN Gaming Laptop 16-ap1xxxASUS
CPUAMD Ryzen 9 9955HX3D 16-Core ProcessorIntel Core™ Ultra 9 285K
Cores3224
RAM31 GB47 GB
GPUAMD Radeon(TM) 610M, NVIDIA GeForce RTX 5070 Laptop GPUNVIDIA GeForce RTX 5090, Intel(R) Graphics
OSMicrosoft Windows 11 Home 10.0.26200Microsoft Windows 11 Pro 10.0.26200
Archx64x64
Power Modebalancedbalanced

Performance

GPT-20B:20b gpt-oss:20b
Tokens/sec36.6239.9
First chunk722 ms180 ms
TTFT4.7 s616 ms
Load time0.3 s4.3 s
Memory usage13.1 GB13.9 GB
Memory %42%29%

HW Fit Score Breakdown

GPT-20B:20b

Speed
46/50
TTFT
6/20
Memory
27/30

gpt-oss:20b

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

Quality

GPT-20B:20b

Reasoning
19/20
Coding
18/20
Instruction
17/20
Structured
15/15
Math
15/15
Multilingual
10/10
Reasoning: Strong Coding: Strong Instruction Following: Strong Structured Output: Strong Math: Strong Multilingual: Strong

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

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