Biostar DDR3 800 FM2 Motherboard A55MD2 CPU: Socket FM2 Chipset: AMD A55 Memory: 2x DDR3-1866/1600/1333/1066/800 DIMM Slots,?Dual Channel, Max Capacity?of 32 GB Slots: 1x PCI-Express 2.0 x16 Slot,? 1x PCI Slot SATA: 4x SATA2 Ports, Support RAID 0, 1, 10 Ports: 8x USB 2.0 Ports (4 rear, 4 via headers), 1x PS/2 Keyboard Port, 1x PS/2 Mouse Port, 1x VGA Port, 1x DVI Port, 1x RJ45 LAN Port, Audio I/O Jacks LAN: Realtek 8111F Gigabit Ethernet Controller Audio: Realtek ALC662 6-Channel High Definition Audio CODEC