Xfx radeon hd 6790 restart issue

[dchimpky]

I installed a coolmax 600 watt power supply along with a xfx radeon hd 6790 graphics card. After 5 mins the computer screen goes light blue and the computer restarts itself. Any suggestions?

 

[rolli59]

The quality of the Coolmax PSU http://www.hardwaresecrets.com/article/Coolmax-CUL-750B-750-W-Power-Supply-Review/977/10