INTEL H55, LGA 1156, 4*DDR3-2200(OC)/1600/1333/1066 Dual Ch up to 16GB, 2*PCIe2.0x16/2*PCIex1/2*PCI, CrossfireX, SATA 3Gb/s*6, Express Gate, Audio 8-CH(HD) VIA VT1708S,