hii guys im having a problem with my GPU today i started my pc but then i went outside and came back in after like 10 minutes i got into my room and my GPU really loud so i looked iinto GPU tweak and saw that my gpu was running 99% but i was not running any programs the temprature was about 70C i think its a virus or something can you please help me im using a asus gtx 560ti (btw sorry for my bad english im from the netherlands) thanks in advance