MSI X99A GAMING 7 LGA 2011-v3 Intel X99 SATA 6Gb/s USB 3.1 USB 3.0 ATX Motherboards - Intel Memory Standard: DDR4 3333*(*OC)/ 3110*/ 3000*/ 2750*/ 2666*/ 2600*/ 2400*/ 2200*/ 2133 Number of Memory Slots: 8×288pin Audio Chipset: Realtek ALC1150 PCI Express 3.0 x16: 4 x PCIe 3.0 x16 slots, support up to 3-way mode - 1-way mode: x16/ x0/ x0/ x0 - 2-way mode: x16/ x16/ x0/ x0*, x16/ x8/ x0/ x0** - 3-way mode: x16/ x16/ x0/ x8*, x8/ x8/ x8/ x0** * For the CPU that supports 40 PCIe lanes ** For the CPU that supports 28 PCIe lanes Onboard Video Chipset: Supported only by CPU with integrated graphic Max LAN Speed: 10/100/1000Mbps CPU Type: Supports New Intel Core i7 Processor Extreme Edition for LGA2011-3 Socket Maximum Memory Supported: 128GB