The AM4 socket is a Zero Insertion Force (ZIF) PGA socket. Unlike Intel’s LGA sockets, where the pins are on the motherboard, AM4 features the pins on the underside of the CPU. Key Specifications: 1,331 pins
| Pin Name | Location | Function | |----------|----------|----------| | PCIE_RX0_P | Y3 | Receive lane 0 + | | PCIE_RX0_N | Y4 | Receive lane 0 - | | PCIE_TX0_P | AA3 | Transmit lane 0 + | | PCIE_TX0_N | AA4 | Transmit lane 0 - | am4 pinout diagram exclusive
A dedicated section handles the high-speed communication for GPUs and NVMe SSDs. The AM4 socket is a Zero Insertion Force (ZIF) PGA socket
: Ground pins. There are hundreds of these spread across the grid to ensure stable power delivery and signal integrity. am4 pinout diagram exclusive