gtx 660 artifacts

harinoorvirk28

Honorable
Mar 23, 2013
239
0
10,690
hey guys so i have a six months old gaming pc and it worked fine until yesterday
whenever i start up my pc it starts random artifacts on the windows logo red blocks but sometimes it works normal and then i luanched heaven 4.0 and it
worked for like 5 mins and then it crashed with the red blocks this started happening when i installed windows 8 but then i thought that windows 8 was the culprit so i swiytched back and its the same thing so should i format my hdd and install windows 7 again? plz help TEMPS ARE always under 50.Here is a picture of it happening to google chrome and other stuff

PICS HERE (http://www.overclock.net/t/1423185/gtx-660-artifacts)
 

harinoorvirk28

Honorable
Mar 23, 2013
239
0
10,690


yes it did i just sold it though LOL thanks man