ASUS Socket LGA1156, P7P55D-E, INTEL P55, 4xDDR3 2200(O.C.)/1600/ Dual Ch, 1xPCIe 2.0 x16 (single at x16) + 1xPCIe 2.0 x16 (@x4 mode, 2.5GT/s), SATA 3Gb/sx6(RAID), 2xSATA 6Gb, ATA133x1/SATA 3Gb/1xeSATA, 8-CH(HD), Realtek Gb LAN, 2x1394a, 2xUSB 3.0, A