Hello guys, ive used the search function and i unfortunatly havent found anything that has helped me. computer specs : Windows 7 64bit Intel core quad processor Q8300 Nvidia GeForce GT220 1024mb gfx card. 6 gb DDR2 ram. i bought the computer from a local retailer with windows 7 64 bit already installed so i have no cd. the computer has bin working perfectly up untill around 2 to 3 weeks ago it randomly began to freeze the computer screen would freeze and the sound would freeze and loop like a skipping cd. i would have to press the and hold the power button to turn the computer off. i have no idea what the problem is.. i tried uninstalling un needed programs and other programs which i recently installed but to no avail.. i also downloaded the latest gfx card drivers but i still get the freeze. can anyone help me please?