Ihave this config
cpu : amd phenom X2 555
mobo : BIOSTAR TA785G3 HD
ram : 12 GB 1333
gpu : radeon HD 5750
I can unlock my core to X4 that makes the dual core into quad core .It somtimes hangs a lot becoz of unlocking and also temp raises to about 5- 10 degrees ,so do i need to change my cpu...