PCI Express 3.0 x16: 40-Lane CPU - 3 x PCIe 3.0/2.0 x16 (x16, x16/x16, x16/x16/x8) *1
28-Lane CPU - 3 x PCIe 3.0/2.0 x16 ( x16, x16/x8, x16/x8/x4) *2
1* The PCIe x16_4 shares bandwidth with M.2 x4. When M.2 socket is occupied, the PCIe x16_4 slot will be disabled.
2* The PCIe x16_4 shares bandwidth with M.2 x4. When M.2 socket is occupied, the PCIe x16_4 slot will be disabled.The PCIe x16_3 slot support x8 devices only.
Memory Standard: DDR4 3200(O.C.)/ 3000(O.C.)/ 2800(O.C.)/ 2666(O.C.)/ 2400(O.C.)/ 2133
* Hyper DIMM support is subject to the physical characteristics of individual CPUs.
* Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists).
Number of Memory Slots: 8x288pin (DDR4)
Audio Chipset: Realtek ALC1150
PCI Express 3.0 x16: 40-Lane CPU-
3 x PCIe 3.0/2.0 x16 (x16, x16/x16, x16/x16/x8) *1
28-Lane CPU-
3 x PCIe 3.0/2.0 x16 ( x16, x16/x8, x16/x8/x4) *1
*1 The PCIe x16_3 shares bandwidth with M.2.