The Gigabyte A520I AC is based on the AMD A520 chipset and supports AMD processors for the AM4 socket. It features two DDR4 slots for up to 64 GB of RAM. Additional specifications of the Gigabyte A520I AC include one PCIe 3.0 x16 slot and two PCIe 3.0 x1 slots. Furthermore, the Gigabyte A520I AC offers 8-channel audio, a Gigabit LAN interface, four SATA3 ports, one M.2 slot, WiFi 5, Bluetooth 4.2, and a variety of USB ports.