So i builded my pc around 3 months months ago and it was always perfectly fine, i got a msi z270 mortar, 16 gb ddr4 3000 mhz corsair ram, i5 7600k with a hyper 212 evo cooler, gtx 1070 , a 120gb SSD for OS and 3tb sata storage, but a few days ago my pc when i turned it on started showing "CPU...