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GPT-20B:20b

OLLAMA GGUF

gptoss · 20.9B · MXFP4

Excellent

Aug 22, 2026 · NVIDIA RTX Spark N1X (6144-core GPU, 20-core ) RTX Spark N1X (6144-core GPU, 20-core )

gpt-oss:20b

OLLAMA GGUF

gptoss · 20.9B · MXFP4

Excellent

Jul 3, 2026 · AMD RYZEN AI MAX+ 395

Global Score
93 vs 94
Hardware Fit
91 vs 91
Quality Score
94 vs 95

Hardware

GPT-20B:20b gpt-oss:20b
MachineHP HyperX OMEN Transcend Gaming Laptop 14-ga0xxx5CD612DXMLFramework Desktop (AMD Ryzen AI Max 300 Series)
CPUNVIDIA RTX Spark N1X (6144-core GPU, 20-core ) RTX Spark N1X (6144-core GPU, 20-core )AMD RYZEN AI MAX+ 395
Cores2032
RAM55 GB64 GB
GPUNVIDIA RTX Spark N1X (6144-core Blackwell RTX GPU), NVIDIA NPUAMD Radeon(TM) 8060S Graphics
OSMicrosoft Windows 11 Pro 10.0.28000Microsoft Windows 11 Pro for Workstations 10.0.26200
Archarm64x64
Power Modebalancedbalanced

Performance

GPT-20B:20b gpt-oss:20b
Tokens/sec57.848.0
First chunk203 ms357 ms
TTFT3.0 s2.3 s
Load time19.2 s0.2 s
Memory usage12.0 GB16.4 GB
Memory %22%26%

HW Fit Score Breakdown

GPT-20B:20b

Speed
50/50
TTFT
11/20
Memory
30/30

gpt-oss:20b

Speed
50/50
TTFT
11/20
Memory
30/30

Quality

GPT-20B:20b

Reasoning
19/20
Coding
17/20
Instruction
18/20
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
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