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. Unlike Intel's LGA sockets, the pins are located on the underside of the processor rather than the motherboard socket. Proper installation is critical to prevent bending these fragile pins, which can render the CPU unusable. AM4 Pinout & Orientation
: There are four sections in the grid that lack pins; these act as physical keys to ensure the CPU can only be seated in one orientation.
The AM4 socket features 1,331 pins arranged in a 39x39 grid. These pins handle power delivery (VCC), grounding (VSS), memory channels, PCIe lanes, and specialized communication signals.
By respecting the fragility of the AM4 pin grid array and aligning the triangle markers, your installation should be damage-free and ready for boot.
The pinout is not symmetrical. If you attempt to install the CPU with the triangle misaligned, the pins will not match the holes. Even a slight misalignment can bend pins, rendering the CPU useless.