msi armor 1080

Hello all, I have put together a micro ATX build that consists of the following: Asus Strix Z270G Mini ITX 16Gb 2400 Mhz GSkill RAM Samsung 951 M.2 installed on front M.2 socket Corsair H100i AIO rad Intel 6700k processor Corsair 760 Watt PSU MSI 1080 Armor GPU Now, here's the problem, when...