Asus X99-PRO/USB 3.1 - Page 69

ASUS X99-PRO/USB 3.1
2-11
Chapter 2
To install HYPER M.2 x4 card
For a higher performance, do not install the HYPER M.2 X4 is when using a 28-LANE CPU.
The HYPER M.2 X 4 card and SSD card are purchased separately.