Gigabyte P55A-UD3R, s1156, Intel® P55, 4x DDR3 2200/1333/1066 (max.16Gb),1xPCI-X x16, 1x PCI-X x16 (PCIEX4), 1x PCI-X, 4xPCI, 8xSATA 2 RAID + 2x eSATA, 1xGb LAN, HD Audio, 14xUSB