ARMAAN

[arry232]

hi guys i am using a radeon hd 5770 and a zebronics 500 w platinum series psu.after playin terminator salvation for about 1hour and 20 minutes my computer shuts down automatically without showing the shutting down logo.i hav recently purchased the card and psu and am worried what is the problem guys please help.

 

[Scotteq]

After an hour and a half, the most likely suspect is heat.

Clean out your rig, and use a monitoring tool like RealTemp: http://www.techpowerup.com/realtemp/ Let us know what the temperatures are.