Brand and Model of Computer?
Brand and Model of Monitor?
Brand and Model of Gaming keyboard, and Gaming Mouse?
Did you install the Radeon 5670 Graphics card, or did it come preinstsalled on the Computer?
What software came with your Computer? If more than one disk, provide titles of each disk.
How are you connected to the Internet? Brand and Model of Modem, Router?
List all the games you have installed on the HDD.
What else is connected to the computer? Printer, etc. Make a list and post it here.
Looking over your past history of reported issues on this site. I see you have an ongoing problem with BSODs. There is a driver issue, or software compatability issue.
You will need to reinstall the OS to factory state. But, before you do this. Answer (ALL) the above questions and we will go from there.