MSI Z270A-Pro
G3950 CPU
2x4GB RAM
6xEVGA 1080Ti OC Edition
1xEVGA SuperNova 1200 P2
6x V.007 Risers

Cards synced in Afterburner and set to 65% power, + 150 Core, +600 Memory

Win 10, latest BIOS from MSI, latest driver from nVidia, NiceHash Legacy 1.8.1.1

Been running rock solid since turning it up a couple of weeks ago.  Pulls right around 1,100W at the wall @ 247V.