OPi Zero 3W
Compact Size, Powerful
Performance
Performance
The Ultimate Cost-
Effective Development Board Powered by A
llwinner A733
Effective Development Board Powered by A
llwinner A733
High-performance hybrid octa-core, 2.0GHz
3TOPS NPU
Dual-Screen Independent Display with Type-C DP Alt Mode
LPDDR5 up to 16 GB
Onboard eMMC supports up to 32GB / UFS supports up to 128GB.
Wi-Fi 6 + Bluetooth 5.4（BLE）
If you're looking for a powerful,and budget-friendly single-board computer, the OPi Zero 3W is an unmissable choice.It features the high-performance Allwinner A733 processor, with 2x A76 high-performance cores + 6x A55 efficiency cores (up to 2.0 GHz), an eight-core heterogeneous design, integrated 3 TOPS@INT8 computing power, supporting INT8/INT16/FP16/BF16 mixed-precision computing, and compatible with mainstream AI frameworks.
With an ultra-compact PCB size of 30mm x 65mm, it can be easily integrated into various devices, ideal for space-constrained applications.
Whether it's embedded development, AI inference, multimedia processing, or lightweight desktop applications, it handles them all with ease. Be it developers, makers, or enterprise users, it delivers an exceptional computing experience at a remarkably low cost.
Allwinner A733, a Leap in
Performance
Performance
Features 3 TOPS of mixed-precision compute (INT8/INT16/FP16/BF16), an octa-core CPU architecture with dual-core A76 and hexa-core A55, and an independent Xuantie E902 real-time core, designed for efficient AI computing and real-time tasks.
Powerful memory for smooth performance
Supports up to 16GB LPDDR5 memory at 4800MT/s, ensuring smooth system operation.
Flexible storage options to suit your needs
Supports onboard eMMC (8GB/16GB/32GB optional, default: unpopulated) and onboard UFS (32GB/64GB/128GB optional, default: unpopulated), along with a TF card slot (up to 128GB), catering to various storage capacity needs.
Expansion Interface – Unleash
the Potential
the Potential
A 40-pin expansion interface provides support for GPIO, UART, I2C, SPI, PWM, and other commonly used functions.
Open System, Mature
Ecosystem
Ecosystem
Supports multiple operating systems including Android, Debian, Ubuntu, and OpenHarmony
along with mainstream AI frameworks such as ONNX, TensorFlow, PyTorch, and Caffe. Provides a complete toolchain covering the entire workflow from model import to deployment.
Typical Application
Scenarios
Scenarios
Embedded AI Projects
Edge Computing Gateways
Smart Display Terminals
Lightweight Servers
Education and Maker Development
OrangePi Zero 3W Pin Definition
Product display
Top View
Bottom View
Specifications
| Category | Specification Details |
| SOC | AllWinner A733 |
| CPU | 2 x Arm Cortex-A76 (up to 2.0 GHz) 6 x Arm Cortex-A55 |
| GPU | Imagination PowerVR BXM-4-64 MC1Supporting OpenGL ES 3.2, Vulkan 1.3, OpenCL 3.0 |
| NPU | Up to 3 TOPS @INT8, supporting mixed-precision computation with INT8, INT16, FP16, and BF16. |
| Coprocessor | Xuantie E902 RISC-V Real-Time Coprocessor (up to 200 MHz). |
| Memory | Onboard LPDDR5, up to 16GB. |
| Storage | - Onboard eMMC (Optional 8GB/16GB/32GB/64GB/128GB) (Default empty post) - Onboard UFS (Optional 32GB/64GB/128GB) (Default empty post) - TF card slot (supports up to 128GB) |
| Wireless Connectivity | Wi-Fi 6 & Bluetooth 5.4 (BLE), with support for external antennas. |
| Display Output | - 1 x Mini HDMI 2.0 (up to 4K@60fps) - 1 x 4-lane MIPI-DSI - 1 x Type-C (supports DisplayPort Alt Mode，up to 4K@60fps) - Supports dual independent displays. |
| Camera | 2 x 4-lane MIPI CSI interface. |
| High-Speed Expansion | 1 x PCIe 3.0 1-Lane FPC socket. |
| Fan interface | 2PIN Fan interface |
| General Interface | 40PIN Functional Expansion Header, supporting GPIO, UART, I2C, SPI, PWM. |
| Power Supply | Type-C 5V/3A DCIN |
| PCB Size | 65 x 32 x 1.2 mm |
| Weight | 14g |
