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. Memory-Support Dual Channel DDR3 800/1066/1333/1600(OC)/1800(OC)/2000(OC) MHz 4 x DDR3 DIMM Memory Slot Max; Supports up to 16GB Memory; Expansion Slot- 2 x PCI Slots; 1 x PCI-E x4 2.0 Slot; 1 x PCI-E x16 2.0 Slot; Storage-5 x SATA2 3Gb/s Connector; 1 x IDE Connector; USB:4 x USB 2.0 Port; 3 x USB 2.0 Header; IEEE 1394; LSI FW322;1 x IEEE 1394a Port; 1 x IEEE 1394a Header GbE Realtek RTL8111DL - 10/100/1000 Controller. Integrated video controller-By CPU model CODEC Realtek ALC888 8+2 Channel HD Audio Rear I/O