ECS Micro ATX DDR3 1066 FM2 Motherboards A55F2-M4 (V1.0) Socket: FM2 Chipset: AMD A55 Memory: 2x 240pin DDR3-1866/ 1800/ 1600/ 1333/ 1066 DIMM Slots, Dual Channel, Non-ECC, Unbuffered, Max Capacity of 32GB Slots: 1x PCI-Express x16 Slot, 1x PCI-Express 2.0 x1 Slot SATA: 4x SATA2 Ports, Support RAID 0, 1, 10 LAN: Realtek 8111G Gigabit Ethernet Controller Ports: 8x USB 2.0 Ports (4 rear, 4 onboard), 1x PS/2 Keyboard Port, 1x PS/2 Mouse Port, 1x VGA Port, 1x HDMI Port, 1x RJ45 LAN Port, Audio I/O Jacks