ASROCK B450 Pro4 AM4

Socket AM4, Digi Power design, 9 Power Phase design, Supports 105W Water Cooling (Pinnacle Ridge); Supports 95W Water Cooling (Summit Ridge); Supports 65W Water Cooling (Raven Ridge)
Chipset: AMD Promontory B450
Memory: 4x DDR4-3200+(OC)/2933/2667/2400/2133 DIMM Slots, Dual Channel, ECC, Non-ECC, Unbuffered, Max Capacity of 64GB
Slots: 4x PCI-Express 3.0 x16 Slots (one runs at x8, two run at x4), 4x PCI Express 2.0 x1 Slots
SATA: 4x SATA3 Ports, Support RAID 0, 1, 10, NCQ, AHCI and Hot Plug; 2x SATA3 Ports by AS Media ASM1061, supports NCQ, AHCI and Hot Plug