ASROCK RACK Motherboard ATX DDR3 1066 LGA 1150 C226 WS LGA1150 Chipset: Intel C226 Memory: 4x 240pin DDR3-1600/1333 DIMM Slots, Dual Channel, ECC, Unbuffered, Max Capacity of 32GB Slots: 2x PCI-Express 3.0 x16 Slots (run at x16/x0 or x8/x8), 1x PCI-Express 2.0 x16 Slot (runs at x4), 3x PCI-Express 2.0 x1 Slots, 1x PCI Slot SATA: 10x SATA3 Ports, Six by Intel C226 Support RAID 0, 1, 5, 10, Four by Marvell 9172 Support RAID 0, 1 Audio: Realtek ALC1150 High Definition Audio CODEC LAN: 2x Intel i210 Gigabit Ethernet Controllers Form Factor: ATX, 12.0 x 9.6 inch / 30.5 x 24.4 cm ATX 12''x9.6'' Single socket H3 (LGA 1150) Supports Intel Xeon processor E3-1200 v3 series & Core i3/i5/i7, Pentium, Celeron processors 4-DIMM DDR3 1600/1333 ECC & UDIMM, max. 32GB 2 x PCIe 3.0 x16, 1 x PCIe 2.0 x4, 3 x PCIe 2.0 x1, 1 x PCI 6 x SATA3 by Intel C226 support RAID 0,1,5,10