Chipset - Intel H55 CPU SUPPORT - Intel Core i7 LGA 1156 Processor - Intel Core i5 LGA 1156 Processor - Intel Core i3 LGA 1156 Processor - Intel Pentium LGA 1156 Processor - Maximum CPU TDP (Thermal Design Power) : 95Watt MEMORY - Support Dual Channel DDR3 1866(OC)/1600(OC)/1333/1066 MHz - 4 x DDR3 DIMM Memory Slot - Max. Supports up to 16GB Memory EXPANSION SLOT - 2 x PCI Slots - 1 x PCI-E x1 2.0 Slot - 2 x PCI-E x16 2.0 Slot (x16 +x4) STORAGE - 6 x SATA2 3Gb/s Connector USB - 4 x USB 2.0 Port - 3 x USB 2.0 Header GbE - Realtek RTL8111DL - 10/100/1000 Controller INTEGRATED VIDEO - By CPU model CODEC - Realtek ALC662 6-Channel HD Audio REAR I/O - 1 x PS/2 Keyboard - 4 x USB 2.0 Port - 1 x HDMI Connector - 1 x DVI Connector - 1 x VGA Port - 1 x RJ-45 Port - 3 x Audio Connector INTERNAL I/O - 1 x Printer Header - 3 x USB 2.0 Header - 6 x SATA2 3Gb/s Connector - 1 x Front Audio Header - 1 x Front Panel Header - 1 x S/PDIF-OUT Header - 1 x CPU FAN Header - 2 x System FAN Header - 1 x Serial Header - 1 x CIR Header DIMENSION - ATX Form Factor Dimension: 30.5cm X 21cm ( W x L ) Please do not forget to check with our site as often as possible in order to stay updated on the latest drivers, software and games. Note: Try to set a system restore point before installing a device driver. It will help you restore system if installed driver not complete.