ASUS P9X79 WS/IPMI LGA 2011 Intel X79 SATA 6Gb/s USB 3.0 CEB Motherboards - bulk (5 in 1) Memory Standard: DDR3 2400(O.C.)/ 2133(O.C.)/ 1866/ 1600/ 1333/ 1066 Number of Memory Slots: 8×240pin Audio Chipset: Realtek ALC889 PCI Express 3.0 x16: 4 x PCIe 3.0 x16 slots (blue and black dual@x16/x16; Quad@x8/x8/x8/x8) 2 x PCIe 3.0 x16 slots (White@x4 speed) * This motherboard is ready to support PCIe 3.0 SPEC. Functions will be available when using PCIe 3.0-compliant devices. Please refer to www.asus.com for updated details. Onboard Video Chipset: Supported only by CPU with integrated graphic Max LAN Speed: Dual 10/100/1000Mbps SATA 3Gb/s: 4 x SATA 3Gb/s ports with RAID 0, 1, 5 and 10 support CPU Type: Xeon E5-1600/2600 / Core i7 (LGA2011)