Now that Haswell-E has finally arrived, have you started thinking about a new build? If so, you have plenty of options. In terms of motherboard choice, Asus today announced three X99 Series boards, including the X99-Deluxe, X99-A, and X-99 Pro. All three sport the latest LGA 2011-v3 socket for Haswell-E processors and feature DDR4 memory support, along with exclusive Asus technologies.