Radxa has introduced a single-board computer with a form factor similar to the Raspberry Pi 3, powered by the octa-core Rockchip RK3576 system-on-chip. Key features of the new ROCK 4D include PCIe Gen2 expansion, Gigabit Ethernet with PoE support, and broad I/O compatibility. The board is built around the Rockchip RK3576 SoC, which integrates four Cortex-A72 cores clocked up to…