Orange Pi Zero 3W Launches With A733, Up to 16GB RAM and PCIe Expansion

Orange Pi has launched the Zero 3W, a compact single-board computer that keeps the small footprint of Raspberry Pi Zero-class boards while pushing hardware far beyond that category.

It is just 65 × 32 mm, the board remains extremely compact but supports up to 16GB LPDDR5 memory. That places it among the highest-memory boards available in this size class.

The system is built around the Allwinner A733, combining two Cortex-A76 performance cores with six Cortex-A55 efficiency cores. A XuanTie E902 RISC-V core is also included for real-time tasks. Graphics come from an Imagination BXM-4-64 GPU, along with an NPU rated at up to 3 TOPS.

Orange Pi Zero 3W GPIO pinout diagram showing detailed pin definitions including UART SPI I2C PWM and power pins for development and embedded projects
Orange Pi Zero 3W GPIO pin definition diagram (Credit: Orange Pi)

Memory options start from 1GB and scale up to 16GB. Storage support includes microSD, optional eMMC up to 32GB, and UFS modules up to 128GB.

Wireless connectivity moves to Wi-Fi 6 and Bluetooth 5.4, with support for an external antenna. Wired Ethernet is not included on this model.

For display output, there is a mini HDMI port alongside a USB-C port with DisplayPort Alt Mode. Both outputs can be used together for dual-display setups.

So when it comes to expansion, you’re actually getting a 40-pin GPIO header along with a PCIe 3.0 x1 interface through an FPC connector, a feature also seen in boards like the Dshanpi A1 RK3576 SBC. That basically means you can hook up extra modules like storage or even networking without much hassle.

For cameras and displays, it’s pretty flexible too. You’ve got dual MIPI CSI ports for cameras and a MIPI DSI connector for display output, so it can handle a variety of setups.

Powering it is simple – just USB-C at 5V/3A. The board itself is super lightweight, around 14 grams, and there’s even a small 2-pin fan header if you want to add active cooling.

On the software side, it supports Android, OpenHarmony, Ubuntu, and Debian, so you’ve got plenty of options depending on what you want to run.

Pricing starts at around $25 for entry configurations and exceeds $100 for higher memory variants.

Compared to the earlier Orange Pi Zero 3, this version introduces a newer CPU architecture, faster LPDDR5 memory, Wi-Fi 6, and a much higher RAM ceiling, while removing wired Ethernet.

Orange Pi Zero 3W: Key Specifications

SoCAllwinner A733
CPU2× Cortex-A76 + 6× Cortex-A55 + RISC-V core
GPUImagination BXM-4-64
AIUp to 3 TOPS
Memory1GB to 16GB LPDDR5
StoragemicroSD, eMMC (up to 32GB), UFS (up to 128GB)
DisplayMini HDMI + USB-C (DP Alt Mode)
ExpansionPCIe 3.0 x1, 40-pin GPIO
WirelessWi-Fi 6, Bluetooth 5.4
PowerUSB-C (5V/3A)
Size65 × 32 mm

Source: Orange Pi Official

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