Back to leaderboard

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

Mar 5, 2026 · Intel Core™ i5-6500

Global Score
93 vs 61
Hardware Fit
91 vs 69
Quality Score
94 vs 58

Hardware

GPT-20B:20b qwen3.5:4b
MachineHP HyperX OMEN Transcend Gaming Laptop 14-ga0xxx5CD612DXMLGigabyte Technology Co., Ltd. H170M-D3H
CPUNVIDIA RTX Spark N1X (6144-core GPU, 20-core ) RTX Spark N1X (6144-core GPU, 20-core )Intel Core™ i5-6500
Cores204
RAM55 GB16 GB
GPUNVIDIA RTX Spark N1X (6144-core Blackwell RTX GPU), NVIDIA NPUGP104 [GeForce GTX 1070]
OSMicrosoft Windows 11 Pro 10.0.28000Ubuntu 24.04.4 LTS
Archarm64x64
Power Modebalancedlow-power

Performance

GPT-20B:20b qwen3.5:4b
Tokens/sec57.835.7
First chunk203 ms438 ms
TTFT3.0 s5.1 s
Load time19.2 s40.1 s
Memory usage12.0 GB5.5 GB
Memory %22%35%

HW Fit Score Breakdown

GPT-20B:20b

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

qwen3.5:4b

Speed
50/50
TTFT
11/20
Memory
8/30

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
18/20
Coding
1/20
Instruction
8/20
Structured
8/15
Math
13/15
Multilingual
10/10
Reasoning: Strong Coding: Poor Instruction Following: Weak Structured Output: Adequate Math: Strong 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