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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 )

qwen3.5:4b

OLLAMA GGUF

qwen35 · 4.7B · Q4_K_M

Good

Aug 28, 2026 · Intel Core™ i5-10210U

Global Score
93 vs 64
Hardware Fit
91 vs 69
Quality Score
94 vs 62

Hardware

GPT-20B:20b qwen3.5:4b
MachineHP HyperX OMEN Transcend Gaming Laptop 14-ga0xxx5CD612DXMLLENOVO 20U30029MB
CPUNVIDIA RTX Spark N1X (6144-core GPU, 20-core ) RTX Spark N1X (6144-core GPU, 20-core )Intel Core™ i5-10210U
Cores208
RAM55 GB15 GB
GPUNVIDIA RTX Spark N1X (6144-core Blackwell RTX GPU), NVIDIA NPUCometLake-U GT2 [UHD Graphics]
OSMicrosoft Windows 11 Pro 10.0.28000Pop 24.04 LTS
Archarm64x64
Power Modebalancedperformance

Performance

GPT-20B:20b qwen3.5:4b
Tokens/sec57.87.4
First chunk203 ms1815 ms
TTFT3.0 s1.8 s
Load time19.2 s10.9 s
Memory usage12.0 GB3.5 GB
Memory %22%23%

HW Fit Score Breakdown

GPT-20B:20b

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

qwen3.5:4b

Speed
19/50
TTFT
20/20
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

qwen3.5:4b

Reasoning
15/20
Coding
14/20
Instruction
6/20
Structured
12/15
Math
6/15
Multilingual
9/10
Reasoning: Adequate Coding: Adequate Instruction Following: Weak Structured Output: Strong Math: Weak Multilingual: Strong
View GPT-20B:20b details | View qwen3.5:4b details

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