AMD MBO Sck. AM5

BIOS BIOS type: UEFI AMI Expansion slots PCI Express x16 (Gen 5.x) slots: 2 5th M.2 largest key size: 22110 3rd M.2 largest key size: 22110 4th M.2 highest PCI Express generation: 4.0 PCI Express x16 (Gen 4.x) slots: 2 3rd M.2 highest PCI Express gen

The ASUS ROG CROSSHAIR X870E EXTREME is based on the AMD X870E chipset and supports AMD processors for the AM5 socket. It features four DDR5 slots for up to 256 GB of RAM. Other features include a PCIe 5.0 x16 slot and a PCIe 4.0 x16 slot (x8 lanes).