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Product Description

  • The ROCK 3A features a quad-core Cortex-A55 ARM processor and LPDDR4 RAM, and supports up to 4K@60 HDMI, MIPI DSI, MIPI CSI, 3.5mm headphone jack with microphone, USB port, Gigabit Ethernet, PCIe 3.0, PCIe 2.0, 40-pin GPIO docking station, RTC. The ROCK 3A also supports a 3.5mm headphone jack. In addition, the ROCK 3A supports PD and QC protocol power supply.

Physical Photos

ROCK 3A Overview

Chip Block Diagram

rk3568 block diagram


ModelRadxa ROCK 3A
SoCRockchip rk3568
CPUQuad-core Cortex-A55, up to 2GHz
GPUArm Mali™‑G52‑2EE, Supports Arm Mali™‑G52‑2EE, OpenGL® ES1.1/2.0/3.2, Vulkan® 1.1, OpenCL™ 2.0
RAM1/2/4/8 GB LPDDR4
StorageeMMC on Board:0/8/16/32/64 GB
microSD Card
DisplayProvides Micro HDMI interface: supports 4K@60fps output
1x2 lane MIPI DSI
EthernetGigabit Ethernet, Supports POE
PoE requires additional optional HAT
WirelessWi-Fi 6 (802.11 b/g/n) BT 5.0 with BLE
USB2x USB 2.0 HOST ports
1x USB 3.0 HOST port
1x USB 3.0 OTG/HOST port
Camera1x2 lane MIPI CSI
Others40 Pin extends Header
PowerRequires 5V/2A adapter
Size65mm x 30mm

System block diagram


Documentation guidelines


Except for the other systems directory below, the other contents are based on Radxa OS (Radxa's customized system based on Debian).

Getting started

By introducing system programming, system login, accessory usage, etc., let user can get started quickly.

Radxa OS

Radxa OS is an operating system customized by Radxa based on Debian OS. This chapter introduces system login, network connection, etc to let user to be familiar with the system quickly.

System Configuration

Introduces how to use tools like rsetup or command line to use devices or function.

Application Deployment

Introduces how to deploy the applications such as Samba, Docker, PVE, OMV, LAMP, Cheese, remote control panel, etc.

Application Development

Introduces upper-layer application development, such as QT, WiringX, Mraa, etc.

Hardware Development

Introduces hardware information, such as hardware interfaces, supported accessories, etc.

Lower level Development

Introduces uboot, kernel, debian os compilation and packaging, etc.

Other Systems

Introduces other systems than Radxa OS, such as Android


Introduces supported accessory models and instructions for use.