MSI Computer Corp. Socket AM3+ AMD 970 DDR3 SATA3 and USB 3.0 A&GbE ATX Motherboard 970A-G43 CPU: Socket AM3+ Chipset: North Bridge AMD 970 & South Bridge AMD SB950 Chipset Memory: 4x DDR3-2133(OC)/1866/1600/1333/1066 DIMM Slots, Dual Channel, Unbuffered, Max Capacity of 32GB Slots: 2x PCI-Express 2.0 x16 Slots (One runs at x4), 2x PCI-Express 2.0 x1 Slots, 2x 3.3V/5V PCI Slots SATA: 6x SATA3 Ports, Support RAID 0, 1, 5, 10 Ports: 4x USB 3.0 Ports (2 rear, 2 by header), 12x USB 2.0 Ports(6 rear, 6 by headers), 1x PS/2 Mouse Port, 1x PS/2 Keyboard Port, 1x RJ45 LAN Port, Audio I/O Jacks LAN: Realtek 8111E PCI-Express Gigabit Ethernet Controller