New Intel® Core™ i7 X-Series Processors :
1 x M.2 x4 Socket 3, with M Key, type 2242/2260/2280/22110 storage devices support (Support PCIE SSD only)*[SUP]4[/SUP]
1 x U.2 port, support PCIe 3.0 x4 NVM Express storage*[SUP]4[/SUP]
Intel® X99 chipset :
1 x SATA Express port, Compatible with 2 x SATA 6.0 Gb/s ports
10 x SATA 6Gb/s port(s)*[SUP]5[/SUP], 2 ports from SATA Express
Support Raid 0, 1, 5, 10
Supports Intel® Smart Response Technology, Intel® Rapid Recovery Technology*[SUP]6
https://www.asus.com/uk/Motherboards/X99-A-II/specifications/[/SUP]