X99-PRO/USB 3.1 BIOS X99-PRO-USB31-ASUS-1801 Unmatched performance, fast 802.11ac Wi-Fi and ultra-fast USB 3.1 onboard for your awesome X99 build. Ultra-fast 10Gb/s USB 3.1 built in to the board Patent Pending OC Socket – Drive CPU and DDR4 performance beyond all expectations! 5-Way Optimization by Dual Intelligent Processors 5 – One click overclock and cooling, done! Dual 32Gb/s ultrafast M.2 x4 (onboard and PCIE add-in card) Crystal Sound 2 - Flawless audio that makes you part of the game! ASUS HomeCloud with 2x2 802.11ac Wi-Fi - Access your PC remotely and stream multimedia content anywhere, anytime"