ASRock® AMD Ryzen Threadripper, TRX40 Chipset, Socket sTRX4, AMD 3rd Gen Ryzen Threadripper sTRX4 Series support Memory Support: DDR4 Up to 4666MHz (OC), 8x DIMM Dual Channel Slots (256GB Max) Storage & I/O: 8x SATA3, 1 Hyper M.2, 1x USB 3.2 Gen2, 3x USB 3.2 Gen2, 8x USB 3.2 Gen1, 7.1 CH HD Audio Expansion: 3x PCI-Express 4.0x16 (Gen 3.0), 1 PCI-Express 4.0x1 LAN: 1x 2.5 Gigabit LAN Port Features: ASRock Steel Slot, Full Coverage M.2 Heatsink, Hyper M.2, POST Status Checker, Full Spike Protection, Live Update & APP Shop