The ASRock X79 Extreme11 is probably the most complete motherboard released so far for the LGA2011 platform. It includes seven PCI Express 3.0 x16 slots, eight additional SAS/SATA-600 ports, eight USB 3.0 ports, and a high-end audio controller. The most important feature of this motherboard is the presence of two PLX PEX8747 chips, which allow you to install up to four PCI Express 3.0 video cards truly working at x16 speed. Let`s check it out."
Any major computer upgrade generally requires a full software reinstall too. No so if you heed the advice in the guide to Upgrading a Motherboard without Reinstalling. PCSTATS Tips