So, long story short, bought an Asus GTX 780, got a water block installed and all that jazz, and then I realized my motherboard's BIOS is incompatible with it without an update - and Asrock B2 revision P67 boards (the ones with the SATA degradation issue) are not updateable.
Intel I7-4770K, Asus Maximus VI Hero Mobo Combo. New.............$455 Priority Mailed
These were purchased new just recently. The 4770K was opened and installed on board but never powered up. The Maximus VI Hero is new in the box with all accessories unopened. Receipt included for Warranty.