ROCK PI 4A V1.4 - High-Performance Rockchip Single Board Computer, Compatible with Raspberry Pi Displays

The ROCK PI 4A V1.4 is a compact, high-performance Single Board Computer (SBC) designed with a six-core Rockchip RK3399 processor, making it ideal for a wide range of applications from DIY projects to industrial use. This SBC offers seamless compatibility with official Raspberry Pi displays and a host of advanced features, including dual-channel LPDDR4 memory, USB 3.0, and support for 4K displays. Whether you’re a maker, hobbyist, or professional, the ROCK PI 4A provides a powerful platform for bringing your ideas to life.

Specifications:

• Brand Name: cbhioarpd
• Demo Board Type: ARM
• Origin: Mainland China
• Processor: Rockchip RK3399, Cortex-A72 (Dual-Core) + Cortex-A53 (Quad-Core)
• Memory Capacity: 4GB LPDDR4
• ROM Capacity: None
• Interfaces:
  • 4 x USB 2.0
  • 1 x USB OTG
• Connectivity:
  • 802.11ac Wi-Fi
  • Bluetooth 5.0
  • Gigabit Ethernet
• Expansion: 40-pin GPIO header
• Video Output: HDMI 2.0 (up to 4K@60Hz)
• Audio: 3.5mm jack with microphone input
• Power Supply: USB Type-C PD (9V/2A, 12V/2A, 15V/2A, 20V/2A)

Key Features:

• Class-Leading Performance: Powered by the Rockchip RK3399 hexa-core processor, the ROCK PI 4A delivers superior performance compared to other SBCs, making it suitable for demanding tasks and applications.

• Maker-Friendly Expansion: The 40-pin GPIO interface allows for easy integration with a variety of peripherals and sensors, making it a versatile choice for IoT projects and DIY electronics.

• Advanced Connectivity: Equipped with Gigabit Ethernet, dual-band Wi-Fi, and Bluetooth 5.0, the ROCK PI 4A ensures reliable and fast communication for your networked applications.

• 4K Display Support: With HDMI 2.0, the ROCK PI 4A supports up to 4K resolution at 60Hz, providing crisp and clear visuals for multimedia applications.

• Flexible Power Options: The board supports USB Type-C Power Delivery (PD) and Qualcomm Quick Charge, allowing for a range of power input options, making it adaptable to various power setups.

What You Need to Get Started:

1. ROCK PI 4A Main Board: Choose between Model A or Model B, with memory options of 1GB, 2GB, or 4GB.
2. Storage Media:
   • microSD card (8GB or larger)
   • Optional eMMC module (8GB or larger) with an eMMC to microSD converter.
3. Power Supply: USB Type-C PD power supply (9V/2A, 12V/2A, 15V/2A, or 20V/2A) or QC 3.0/2.0 adapter.
4. USB Keyboard and Mouse: Connect via the board’s USB-A ports.
5. Monitor and HDMI Cable: For video output, an HDMI-capable monitor is recommended.
6. USB to TTL Serial Cable: For low-level debugging and accessing serial console messages.

Optional Accessories:

• microSD Card Reader: For flashing operating system images onto the microSD card or eMMC module.
• Ethernet Cable: For wired network connections.
• Camera and LCD Modules: ROCK PI 4A supports MIPI CSI for camera input and MIPI DSI for display output.

Performance:

The ROCK PI 4A’s ARM-based RK3399 SoC, coupled with the Mali-T860MP4 GPU, provides robust CPU and GPU performance, making it suitable for multitasking, multimedia playback, and even AI applications. The DDR4 memory ensures fast data access and smooth operation across all applications.

Comparison:

Compared to other SBCs like the Tinker Board S or Nano Pi M4, the ROCK PI 4A offers superior performance, especially in terms of memory bandwidth and GPU capabilities, making it an excellent choice for power users and developers.

The ROCK PI 4A is the perfect SBC for anyone looking for a reliable, high-performance platform for their projects, whether for learning, development, or professional use.