So, update on my situation.I decided to go ahead and RMA the board, processor, and video card. Intel was quick and sent replacement processor in 4 days. EVGA did a cross ship and sent me a replacement (however SLI is now lost - going from a 780 Ti ...
Add another user name to the list.I have been going crazy the last 3 days. My system was stable using 1502 for the last year I would say. However, I noticed Windows 10 was getting sloppy with a recent update so I wiped the system and started fresh....