Blue screens during games

[hell91]

Last months my crossfire was run ok , but now when I run the game. this is what I got.
I start my pc .then it show me thisView attachment 55121
can some help me??

 

[tomdotcom]

i get this a lot playing company of heroes, after a few minutes of horribles spikey graphics across my screen on the game - not sure what the problem is so would be interested to see the replies.

 

[Brokenbuyer]

I used to get this occasionally. I just quit the game and restarted that

 

[vectorsigma32]

u sure it not ur psu load xd not enf power to run the system at full