ASRock X99 Extreme4 is World's First Windows 8.1-Certified X99-Based Motherboard
 

Even though nothing much about ASRock's next generation Intel X99 series motherboards can be revealed yet, we simply can't restrain ourselves from spilling out the good news that ASRock's X99 Extreme4 is the world's first Intel X99 chipset based motherboard to pass Windows 8.1 hardware certification. So, yeah, users may be ensured that ASRock's X99 Extreme4 will support the latest operating system from Microsoft without any problems, and bear in mind that it's coming to you real soon! Kudos to ASRock again!

Not only focusing on developing the most advanced hardware technology, ASRock also keen on bringing the latest software applications to PC users. ASRock pioneers in Windows 8.1 logo submission, and the company's offerings are the best in the overall market. So, why settle for second best? Be the first to lay your hands on the X99 Series computers with ASRock!

http://www.techpowerup.com/203670/as...therboard.html