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Radxa Dragon Q8B

Radxa Dragon Q8B

Tested by Bret Weber Last updated

Tested Setups

We benchmarked this board in 3 setups. Every score on this page follows the one selected.

7-Zip Multi-Core (MIPS)
Choose a tested setup

Geekbench 6

7,058

multi-core · 1,683 single-core

Power draw

25.1W load

5.9W idle

Peak temp

51°C

stock cooling, sustained load

Price

$676.99

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$676.99
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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Price History

$676.99 at Allnet China, unchanged since 2 October 2026. Checked daily.

Out of stock at that pricePrices are before tax and shipping.

Every figure above comes from hardware run in-house by Bret Weber, on the exact OS build, kernel, firmware and boot device listed here. Boards are tested to a fixed procedure so results stay comparable between them: see our testing methodology for how each benchmark is run.

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Detailed Reviews

Full write-ups on bret.dk, using the same benchmark data:

Radxa Dragon Q8B (32GB)

CPU Performance

Processor performance across single and multi-core workloads

Geekbench 6

Higher Scores are Better

Radxa Dragon Q8B (32GB)1,683 #1 of 72
Radxa Dragon Q8B (32GB)7,058 #2 of 72

Geekbench 7

Higher Scores are Better

Radxa Dragon Q8B (32GB)1,492 #1 of 10
Radxa Dragon Q8B (32GB)7,407 #1 of 6

7-Zip Benchmark

Higher Scores are Better

Radxa Dragon Q8B (32GB)4,467 MIPS #1 of 118
Radxa Dragon Q8B (32GB)36,243 MIPS #1 of 113

High Performance Linpack

Higher Scores are Better

Radxa Dragon Q8B (32GB)156.38 GFLOPS #1 of 80
Radxa Dragon Q8B (32GB)3.1 GFLOPS/W #11 of 74

UnixBench

Higher Scores are Better

Radxa Dragon Q8B (32GB)1,703 #1 of 118
Radxa Dragon Q8B (32GB)9,965 #2 of 109

CPU Mining (cpuminer-multi)

Higher Hashrates are Better

Radxa Dragon Q8B (32GB)6.33 kH/s #3 of 108
Radxa Dragon Q8B (32GB)44.68 kH/s #1 of 104

Memory Performance

Memory bandwidth and throughput benchmarks

TinyMemBench

Higher Bandwidth is Better

Radxa Dragon Q8B (32GB)18,181 MB/s #1 of 65
Radxa Dragon Q8B (32GB)42,178.9 MB/s #1 of 65

GPU Performance

Graphics rendering with OpenGL and Vulkan, plus raw Vulkan compute throughput

glmark2 (OpenGL)

Higher Scores are Better

Radxa Dragon Q8B (32GB)1,457 #2 of 24
Radxa Dragon Q8B (32GB)480 #3 of 18

vkmark (Vulkan)

Higher Scores are Better

Radxa Dragon Q8B (32GB)900 #4 of 6
Radxa Dragon Q8B (32GB)996 #1 of 6

SuperTuxKart (Gaming)

Higher FPS is Better

Radxa Dragon Q8B (32GB)153 FPS #1 of 10
Radxa Dragon Q8B (32GB)100 FPS #1 of 10
Radxa Dragon Q8B (32GB)45 FPS #1 of 9
Radxa Dragon Q8B (32GB)34 FPS #1 of 8

AI & LLM Performance

Large Language Model inference performance

Ollama LLM Benchmark

Higher Scores are Better

Radxa Dragon Q8B (32GB)21.85 tok/s #2 of 66
Radxa Dragon Q8B (32GB)0.91 tok/W #17 of 64
Radxa Dragon Q8B (32GB)0.03 tok/$ #43 of 59

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)20.3 MB/s
4K Random Write
Radxa Dragon Q8B (32GB)14.3 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)1,120.4 MB/s
4K Random Write
Radxa Dragon Q8B (32GB)1,086.5 MB/s

fio Storage Performance - UFS

Higher Speeds are Better • Radxa UFS (128GB UFS)

4K Random Read
Radxa Dragon Q8B (32GB)501.1 MB/s
4K Random Write
Radxa Dragon Q8B (32GB)255.1 MB/s

Network Performance

Ethernet and WiFi throughput measured with iPerf3

iPerf3 Network Performance

Higher Speeds are Better

Ethernet Up
Radxa Dragon Q8B (32GB)2,342 Mbps
Ethernet Down
Radxa Dragon Q8B (32GB)2,339 Mbps

Power & Thermal

Power consumption at idle and under various workloads

Power Consumption

Lower is "Better"

Radxa Dragon Q8B (32GB)5.9W #71 of 74
Radxa Dragon Q8B (32GB)25.1W #103 of 105
Radxa Dragon Q8B (32GB)27.9W #62 of 64
Radxa Dragon Q8B (32GB)50.3W #75 of 75

Frequently Asked Questions

How fast is the Radxa Dragon Q8B?

In our testing the Radxa Dragon Q8B scored 7,058 in Geekbench 6 multi-core and 1,683 in single-core, with 36,243 MIPS in multi-core 7-Zip compression.

How much power does the Radxa Dragon Q8B use?

We measured the Radxa Dragon Q8B drawing 5.9W at idle and 25.1W under sustained CPU load.

How much does the Radxa Dragon Q8B cost?

The Radxa Dragon Q8B sells for $676.99 at the official store (Allnet China) as of 14 October 2026 for the 32GB RAM configuration, although it was out of stock at the last check. The price has not changed since we began tracking it on 2 October 2026. Prices are in USD before tax and shipping.

See how the Radxa Dragon Q8B stacks up against another board, side by side.