Socket Type AM4 Form Factor ATX RAM Type & Number of slots DDR4, 4 Slots PCI-E Type 1x PCIe 4.0 / 1x PCIe 3.0 M.2 NVMe Slots 2 RGB Headers 13-Pin / 24-Pin headers For more information visit: https://www.asus.com/motherboards-components/motherboards/tuf-gaming/tuf-gaming-b550-plus/