Rock Pi 4 Model B (4GB RAM)
High-Performance Single Board Computer
The Rock Pi 4 Model B (B4-T) is a powerhouse single-board computer engineered by Radxa to tackle high-demand processing, edge computing, and smart IoT gateway tasks. Driven by a robust 64-bit Hexa-core Rockchip RK3399-T processor paired with a generous 4GB of LPDDR4 RAM, this versatile board effortlessly handles multitasking, lightweight server deployments, and desktop environments. Thanks to its Mali-T860MP4 GPU, it fully supports advanced graphics interfaces like Vulkan and OpenCL, making it an excellent platform for retro gaming emulation, artificial intelligence projects, and 4K media playback.
What truly sets this specialized Model B variant apart from generic alternatives is its unparalleled storage flexibility and industrial-friendly design. While it includes standard microSD support, users can supercharge their data speeds using the onboard eMMC socket or the ultra-fast bottom-mounted M.2 NVMe SSD connector. Additionally, this European-distributed edition swaps the restrictive integrated ceramic antenna for an explicit U.FL RF connector. This mechanical upgrade allows you to attach custom external antennas, ensuring your Wi-Fi 5 and Bluetooth 5.0 connections stay strong even when the board is mounted inside thick metal enclosures or industrial machinery.
Technical Specifications
| Feature / Component | Specification |
| Processor (SoC) | Rockchip RK3399-T (64-bit Hexa-Core: Dual Cortex-A72 @ $1.5\text{ GHz}$ + Quad Cortex-A53 @ $1.0\text{ GHz}$) |
| Graphics (GPU) | ARM Mali-T860MP4 (Supports OpenGL ES 3.2, Vulkan 1.0, OpenCL 1.2) |
| System Memory | 4GB Dual-Channel LPDDR4 @ 3200Mb/s |
| Storage Options | MicroSD Slot, High-Speed eMMC 5.1 Socket, M.2 NVMe SSD Slot (Up to 2TB) |
| Wireless Connectivity | Dual-Band 2.4/5GHz Wi-Fi 5 (802.11ac) & Bluetooth 5.0 via Onboard U.FL Antenna Connector |
| Wired Networking | True Gigabit Ethernet (PoE support available via additional PoE HAT) |
| Video & Audio Output | 1x Full-Size HDMI 2.0 (Up to 4K @ 60Hz), MIPI DSI Display Port, 3.5mm Audio Jack with Mic Input |
| USB Ports | 1x USB 3.0 OTG (Hardware Switchable), 1x USB 3.0 Host, 2x USB 2.0 Host |
| Expansion Header | Raspberry Pi-Compatible 40-Pin GPIO Layout |
| Power Supply Requirements | USB Type-C supporting USB Power Delivery (PD 2.0) or Qualcomm Quick Charge (QC 3.0/2.0) |
|
RAM/Memory |
4GB |