ASRock Micro ATX DDR3 1333 LGA 1150 Motherboards H97M PRO4 Supports 5th/ New 4th/ 4th Generation Intel Core i7/ i5/ i3/ Pentium/ Celeron Processors Memory:4x DDR3-1600/ 1333/ 1066 DIMM Slots, Dual Channel, Non-ECC, Unbuffered, Max Capacity of 32GB Slots:1x PCI-Express 3.0 x16 Slot, 1x PCI-Express 2.0 x16 Slot (run at x4), 2x PCI Slots SATA:6x SATA3 Ports, Support RAID 0, 1, 5, 10 Ports:6x USB 3.0 Ports (4 rear, 2 via header), 6x USB 2.0 Ports (2 rear, 4 via headers), 1x PS/2 Keyboard/Mouse Combo Port, 1x VGA Port, 1x DVI-D Port, 1x HDMI Port, 1 x Optical SPDIF Out, 1x RJ45 LAN Port, Audio I/O Jacks