Hello.
So, I have:
Gigabyte Z170XP-SLI
Corsair h100i V2
Intel Core I7-6700 3.40Ghz 8MB Quad-core
This worked perfectly for around 10 months. CPU temp barely reached 25ºC (idle). Out of blue, it started to reach 60º ON IDLE MODE in less than 5 minutes. So I opened my pc, cleaned everything...