The Raspberry Pi 4 Model B board features a range of interfaces and connectors, including:
If you are coming from a Raspberry Pi 3, the Pi 4 diagram may look confusing. The design was rearranged to solve a major heating issue. By moving the RAM off the CPU and placing the USB controller chip away from the SoC, the Pi 4 manages heat much better than if it kept the old layout. raspberry pi 4 model b diagram
The Raspberry Pi 4 Model B looks significantly different from its predecessors. It features a modernized layout optimized for better thermal management and faster connectivity. Below is a breakdown of the board layout, moving clockwise from the primary processor. The Raspberry Pi 4 Model B board features