Exposing every interface from Raspberry Pi Compute Module 4, the Compute Module 4 IO Board provides a development platform and reference base-board design for the most powerful Compute Module yet. You’ll need to order a Raspberry Pi 4 Compute Module (not included!) to use this board. Specification External power connector ( 12V, 5V) 2 x full-size HDMI 2.0 connectors 2 x USB 2.0 connectors, with header for two additional connectors Gigabit Ethernet RJ45 with PoE support Micro USB socket for updating Compute Module 4 MicroSD card socket for Compute Module 4 Lite (without eMMC) variants PCIe Gen 2 x1 socket Standard fan connector 2 x MIPI DSI display FPC connectors (22-pin 0.5 mm pitch cable) 2 x MIPI CSI-2 camera FPC connectors (22-pin 0.5 mm pitch cable) Standard Raspberry Pi HAT connectors Real-time clock with battery socket and ability to wake Compute Module 4 Various jumpers to disable specific features, e.g. wireless connectivity, EEPROM writing Documents Raspberry Pi Compute Module 4 IO Board product brief Raspberry Pi Compute Module 4 IO Board datasheet Raspberry Pi Compute Module 4 IO Board KiCAD file Compliance The Raspberry Pi Compute Module 4 IO Board has undergone extensive compliance testing and meets the standards required in many countries. You can find all compliance information and regional certificates at raspberrypi.org/compliance. If you are integrating the Compute Module 4 IO Board into a product and need assistance with compliance, the Raspberry Pi Integrator Programme can help: more information and contact details here.