What was Rock PI4?Rock Pi4B+ is a single board computer (SBC) in an ultra-small form factor, which offers first-class performance and at the same time an excellent mechanical compatibility. The Rock Pi4B+ provides a reliable and high-performance platform for creators, IoT enthusiasts, hobbyists, PC DIY enthusiasts and others to realize their ideas.First-class performanceRock Pi4B+ has a modern and powerful Hexacore ARM-based processor, RK3399 (OP1) inside, which offers a significantly improved performance compared to other popular SBC boards. The 4B+ is equipped with LPDDR4 3200Mb/s RAM and optional powerful eMMC modules that support all applications.Manufacturer friendly, IoT connectivityRock Pi4B+ has manufacturer-friendly expansion options, including a 40-pin GPIO interface that provides an interface to a range of inputs from buttons, switches, sensors, LEDs and much more.Rock Pi4B+ also has a Gbit LAN port for the network, with special bus and controller, it works without latency under high load. Rock Pi4B+ also has a USB 3.0 host and a USB 3.0 OTG port with 5Gbps/s each, which work independantly of each other. The USB 3.0 OTG can be used as a USB device such as Android ADB or USB gadgets. A hardware switch is for the OTG mode switch on the bottom.AI capabilitiesRock Pi4B+ supports the mainstream AI stack with GPU acceleration.The industry-standard MIPI CSI port allows easy connection of exit cameras to the Rock Pi4B+. In addition, the Rock Pi4B+ also supports the industry standard MIPI DSI for LCD and touch screen. With hardware-accelerated algorithms, it is ideal for computer vision applications, robotics and much more.This text is machine translated.