Tyan LGA 1155 Intel C204 DDR3 ECC UDIMM ATX Server Motherboard S5512GM4NR CPU Socket Type: LGA 1155 North Bridge: Intel C204 Number of DDR3 Slots: 4 x 240pin DDR3 Standard: DDR3 ECC UDIMM PCI Slots: 2 SATA: 4 x SATA 3.0Gb/s + 2 x SATA 6.0Gb/s USB 1.1/2.0: 4 x USB 2.0 Form Factor: ATX