Radxa Dragon Q8B 32GB

Benchmarks, specifications, and real-world performance data

Expert Summary

The Radxa Dragon Q8B is essentially a laptop operating in an SBC form factor. The Qualcomm Snapdragon 8cx Gen 3 System-on-Chip (SoC) is running 4 Cortex-X1 cores at 3GHz, and a further 4 Cortex-A78 cores running at 2.5GHz. At the time of testing (in May 2026), it was the fastest single board computer to go through our test benches. Will it retain its throne?

Specification
Basic Specifications
Price$569*
RAM32GB
SoC
Qualcomm® Adreno 690
Qualcomm Hexagon (15 TOPS)
ArchitectureARM
CPU Cores
8 cores
4× Cortex-X1 @ 3.0GHz
4× Cortex-A78 @ 2.4GHz

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Legend

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Key performance metric
*Manufacturer's RRP
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Detailed Reviews

Read our comprehensive reviews from bret.dk featuring data and benchmarks from sbc.compare:

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Radxa Dragon Q8B (32GB)

CPU Performance

Processor performance across single and multi-core workloads

Geekbench 6

Higher Scores are Better

Single-Core
Radxa Dragon Q8B (32GB)
1,682
Multi-Core
Radxa Dragon Q8B (32GB)
6,897

7-Zip Benchmark

Higher Scores are Better

Single-Core Combined
Radxa Dragon Q8B (32GB)
4,373 MIPS
Multi-Core Combined
Radxa Dragon Q8B (32GB)
35,576 MIPS

UnixBench

Higher Scores are Better

Single Core
Radxa Dragon Q8B (32GB)
1,756
Multi Core
Radxa Dragon Q8B (32GB)
10,730

PassMark CPU

Higher Scores are Better

CPU Score
Radxa Dragon Q8B (32GB)
6,277

CPU Mining (cpuminer-multi)

Higher Hashrates are Better

Single Core
Radxa Dragon Q8B (32GB)
6.46 kH/s
Multi Core
Radxa Dragon Q8B (32GB)
45.49 kH/s

Memory Performance

Memory bandwidth and throughput benchmarks

TinyMemBench

Higher Bandwidth is Better

memcpy
Radxa Dragon Q8B (32GB)
18,066.4 MB/s
memset
Radxa Dragon Q8B (32GB)
42,134.6 MB/s

PassMark RAM

Higher Scores are Better

RAM Score
Radxa Dragon Q8B (32GB)
2,354

GPU Performance

Graphics rendering performance using OpenGL and Vulkan

glmark2 (OpenGL)

Higher Scores are Better

1080p
Radxa Dragon Q8B (32GB)
1,499
4K
Radxa Dragon Q8B (32GB)
475

vkmark (Vulkan)

Higher Scores are Better

1080p
Radxa Dragon Q8B (32GB)
5,281
4K
Radxa Dragon Q8B (32GB)
1,400

AI & LLM Performance

Large Language Model inference performance

Ollama LLM Benchmark

Higher Scores are Better

Tokens/sec
Radxa Dragon Q8B (32GB)
23.69 tok/s
Tokens/Watt
Radxa Dragon Q8B (32GB)
0.89 tok/W
Tokens/Dollar
Radxa Dragon Q8B (32GB)
0.04 tok/$

Storage Performance

Disk I/O throughput measured with FIO

fio Storage Performance - microSD

Higher Speeds are Better • Raspberry Pi 64GB (64GB microSD)

4K Random Read
Radxa Dragon Q8B (32GB)
20.4 MB/s
4K Random Write
Radxa Dragon Q8B (32GB)
12.5 MB/s

fio Storage Performance - M.2 NVMe

Higher Speeds are Better • Crucial P5 Plus (1024GB M.2 NVMe)

4K Random Read
Radxa Dragon Q8B (32GB)
1,119.1 MB/s
4K Random Write
Radxa Dragon Q8B (32GB)
1,090.9 MB/s

Network Performance

Ethernet and WiFi throughput measured with iPerf3

iPerf3 Network Performance

Higher Speeds are Better

Ethernet Up
Radxa Dragon Q8B (32GB)
2,347 Mbps
Ethernet Down
Radxa Dragon Q8B (32GB)
2,336 Mbps

Power & Thermal

Power consumption at idle and under various workloads

Power Consumption

Lower is "Better"

Idle Power
Radxa Dragon Q8B (32GB)
4.7W
Load Power
Radxa Dragon Q8B (32GB)
22.9W
Ollama Max
Radxa Dragon Q8B (32GB)
29.3W