Memory: 2x DDR3-1600/1333 DIMM Slots, Dual Channel, Non-ECC, Max Capacity of 16GBSlots: 1x PCI-Express 3.0 x16 Slot, 2x PCI-Express 2.0 x1 Slots, 1x PCI SlotSATA: 4x SATA3 Ports, 2x SATA2 PortsAudio: Realtek ALC887 7.1-Channel High Definition Audio CODECLAN: Realtek Gigabit Ethernet ControllerPorts: 4x USB 3.0/2.0 Ports (2 rear, 2 via header), 8x USB 2.0/1.1 Ports (4 rear, 4 via headers), 1x PS/2 Keyboard/Mouse Port, 1x VGA Port, 1x DVI-D Port, 1x Parallel Port, 1x RJ45 LAN Port, Audio I/O JacksPower Connector: 1x 24pin ATX Main Power Connector, 1x 8pin ATX 12V Power ConnectorForm Factor: MicroATX, 24.4 x 17.4 cm