ASUS X99-A II LGA 2011-v3 Intel X99 SATA 6Gb/s USB 3.1 USB 3.0 ATX Intel Motherboard Memory Standard: DDR4 3333(O.C.)/ 3300(O.C.)/ 3200(O.C.)/ 3000(O.C.)/ 2800(O.C.)/ 2666(O.C.)/ 2400(O.C.)/ 2133 Number of Memory Slots: 8×288pin Audio Chipset: Realtek ALC1150 PCI Express 3.0 x16: 40-Lane CPU: 3 x PCIe 3.0/2.0 x16 (x16 or x16/x16, x8/x16/x8) *1 28-Lane CPU: 3 x PCIe 3.0/2.0 x16 (x16, x16/x8, x8/x8/x8) *2 1* PCIe x16_1 and PCIe x16_4 slots share the same bandwidth. PCIe x16_4 slot support up to x8 mode. 2* When using a 28-lane CPU, the PCIe x16_3 slot support up to x8 mode. Onboard Video Chipset: None Max LAN Speed: 10/100/1000Mbps PCI Express 2.0 x16: 1 x PCIe 2.0 x16 (x4 mode) *3 3* The PCIe x16_2 shares bandwidth with USB 3.1 and PCIe x1_2 slot. By default, the PCIe x16_2 slot automatically runs at x1 mode. CPU Type: Core i7 (LGA2011-v3)