Skip to main content


Product Description

  • Radxa Zero is a small form factor high performance single board computer based on the Amlogic S905Y2, which runs Android and Linux!
  • Radxa Zero has a 4-core 64-bit processor, up to 4GB (32bit) LPDDR4 memory, 4k@60 HDMI output support, WiFi and Bluetooth support, and onboard USB3.0, 40-pin GPIO interface.
  • The onboard USB2.0 OTG interface supports power supply and data transfer.

Physical photos

Radxa ZERO Radxa ZERO

Chip block diagram

S905Y2 block diagram


ModelRadxa ZERO
SoCAmlogic S905Y2
CPUQuad-core Cortex-A53, up to 1.8GHz
GPUArm Mali G31 MP2 GPU, supports OpenGL ES 3.2, Vulkan 1.0, and OpenCL 2.0.
RAM512 MB,1/2/4 GB LPDDR4
ROMOnboard eMMC Module: 0/8/16/32/64/128 GB
microSD card
DisplayMicro HDMI x 1,4K60p
Wirelessap6212/ap6256/aw-cm256sm WIFI/BT module
USBUSB 2.0 Type-C OTG x1
USB 3.0 Type-C HOST x1
Other40-Pin Header
Power supplyRequires 5V power adapter, recommended to use a power adapter with a rated maximum current greater than 2A
Size65mm x 30mm

System Block Diagrams

  • Radxa ZERO


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.