I'm picking up:
Intel Core i7-5820K w/ a Gigabyte GA-X99-UD4 Motherboard for $519 at Microcenter tomorrow

can't wait! Just gotta figure out what RAM I'm going to get
Running this bad boy right now:
Intel i7 4770K @ 4.3GHz w/ Hyper+ 212
Gigabyte Z87X-UD4H-CF (Bios F9)
16GB (2x8GB) Team Xtreem DDR3-2400
XFX Black Edition Double D Radeon R9 290 4GB
Corsair Neutron 256GB SSD
2TB Toshiba, 1.5TB WD Green, 1TB WD Black, 640GB WD Blue