VERY SLOW BOOT ISSUE (50 sec !)
I have just purchased one used Asus X-99/USB3.1, used i7 5820K, new G.Skill RipJawsV 2*8 DDR4 (F4-3200C16D-16GVKB), Samsung SSD 840 PRO 1TO and the cold boot is extremely slow (20 sec for the post log, and from the splash screen, between 20 or 30 secondes to...