Computer reboot

[FunkMaster66]

Computer reboot?

I just put in a new videocard (N66000) into my PC and i am now having problems with my computer randomly rebooting. im thinking it might be that my PSU is too weak...All my parts are listed on my Sig

 

[Jorsoft]

300w is looking kinda weak. Is there any way that you can try different psu?

 

[FunkMaster66]

Thinking of buying a new one if that the problem

 

[FunkMaster66]

Would anyone else think its the PSU as well?