GK-73A Eight-Core High-Performance Industrial Motherboard

GK-73A Motherboard Overview

The GK-73A is a high-performance industrial control motherboard featuring an Allwinner A733 octa-core processor with a clock speed up to 2.0GHz and integrated 3T AI computing power. It supports multiple high-definition display interfaces (HDMI/LVDS/eDP/MIPI DSI) with a maximum output resolution of 4K. It offers extensive industrial interfaces including USB 2.0/3.0, multiple serial ports (RS232/485/TTL), and IIC communication. Integrated Gigabit Ethernet supports WiFi, Bluetooth, and 4G wireless modules. Ideal for high-performance industrial applications such as automation, edge computing, and smart display terminals.

GK-73A Motherboard Specification

GK-73A Motherboard Feature

Octa-core processor: Powered by Allwinner’s high-performance A733 architecture octa-core CPU (Cortex-A73 + Cortex-A53 hybrid architecture), with a maximum clock speed of 2.0GHz, Android 3.0 operating system,

3TOPS Computing Power: Integrates powerful 3TOPS computing capabilities, balancing multithreaded task processing and AI inference capabilities to effortlessly handle industrial data real-time analysis, multi-device collaborative control, high-definition graphics rendering, and other application demands.

Multi-Display Support: Supports HDMI/LVDS/eDP/MIPI DSI (optional) display interfaces, capable of outputting up to 4K@60Hz ultra-high resolution. Meets high-definition display requirements for industrial HMIs, touchscreens, and multi-screen tiling applications. Supports dual-display independent operation or cascaded expansion, adapting to complex visualization and interaction scenarios.

Full Network and Communication Connectivity:

Supports 10/100/1000M auto-negotiating Ethernet for stable, high-speed wired networking. Built-in Wi-Fi and Bluetooth enable short-range high-speed wireless transmission for industrial device interconnection and mobile terminal access. PCI-E interface supports 4G internet connectivity, adapting to industrial environments without wired network coverage.

GK-73A Motherboard Interface

Extensive Expansion Interfaces

USB Ports: 7x USB 2.0 Host + 1x USB 3.0 OTG, supporting plug-and-play high-speed peripherals (e.g., USB drives, cameras, industrial acquisition cards);

Serial Communication: 2x RS232 (full-duplex) + 2x RS485 (half-duplex, Modbus protocol support) + 1x TTL (3.3V/5V selectable), covering serial communication needs for industrial sensors, PLCs, instruments, and other devices;

I²C Bus: 1 standard I²C interface supporting communication with low-speed peripherals like sensors and EEPROMs, expanding device status monitoring capabilities.

Optional Expansions (Customizable)

Vision Integration: 1 MIPI CSI camera interface supporting 2MP to 8MP industrial cameras, enabling machine vision applications.

GK-73A Motherboard Application Scenarios

The GK-73A Industrial Motherboard can be widely applied in industrial automation control (PLC/HMI), smart terminals (self-service/retail/kiosk), power and energy management systems, IoT communication gateways, and other scenarios.

GK-73A Motherboard FAQ

1. What processor and AI performance does the GK-73A offer?

The GK-73A is powered by the Allwinner A733 octa-core processor (Cortex-A73 + Cortex-A53) with a maximum clock speed of 2.0 GHz and an integrated 3 TOPS NPU, delivering reliable performance for edge AI inference and real-time industrial data processing.

2. What display interfaces and resolutions are supported?

The GK-73A supports HDMI, eDP, LVDS, and optional MIPI DSI display outputs, with HDMI supporting up to 4K@60Hz. It also supports dual-display independent operation, ideal for industrial HMI and multi-screen applications.

3. What industrial communication interfaces are available?

The motherboard provides rich industrial interfaces including 2×RS232, 2×RS485 (Modbus supported), 1×TTL (3.3V/5V selectable), and I²C, enabling seamless connection to PLCs, sensors, meters, and other industrial devices.

4. Does the GK-73A support wireless and mobile networking?

Yes. The GK-73A features Gigabit Ethernet, built-in Wi-Fi and Bluetooth, and supports 4G LTE modules via PCI-E, making it suitable for mobile, outdoor, or remote industrial environments.

5. What are the typical application scenarios for the GK-73A?

The GK-73A is widely used in industrial automation (PLC/HMI), smart kiosks, edge computing gateways, power and energy management systems, and intelligent display terminals.