ASRock ATX DDR3 1066 Motherboards FM2A88X PRO3+ Socket FM2+ Chipset: AMD A88X (Bolton-D4) Memory: 4x DDR3-2400(OC)/ 2133/ 1866/ 1600/ 1333/ 1066 DIMM Slots, Dual Channel, Non-ECC, Unbuffered, Max Capacity of 64GB Slots: 1x PCI-Express 3.0 x16 Slot, 1x PCI-Express 2.0 x16 Slot (runs at x4), 3x PCI-Express 2.0 x1 Slots, 2x PCI Slots SATA: 8x SATA3 Ports, Support RAID 0, 1, 5, 10 Form Factor: ATX