CPU - http://www.newegg.com/Product/Product.asp?Item=N82E16819103735 - $109.00
Motherboard - http://www.newegg.com/Product/Product.asp?Item=N82E16813138026 - $78.99
RAM - http://www.newegg.com/Product/Product.asp?Item=N82E16820231099 - $89.99
GPU - http://www.newegg.com/Product/Product.asp?Item=N82E16814130062 - $109.99
HDD - http://www.newegg.com/Product/Product.asp?Item=N82E16822144415 - $52.99
Case - http://www.newegg.com/Product/Product.asp?Item=N82E16811119077 - $49.99
PSU - http://www.newegg.com/Product/Product.asp?Item=N82E16817189003 - $37.99
DVD Drive - http://www.newegg.com/Product/Product.asp?item=N82E16827106992 - $23.99
OS - http://www.newegg.com/Product/Product.asp?Item=N82E16832116169 - $89.99
Grand Final Total=$643
a little over but really good
I love this kinda stuff I'm an intel kinda guy so I'll throw you an intel system and see how you like it
Case:
http://www.newegg.com/Product/Product.asp?Item=N82E16811117022
CPU:
http://www.newegg.com/Product/Product.asp?Item=N82E16819115013
Mobo:
http://www.newegg.com/Product/Product.asp?Item=N82E16813130052
RAM:
http://www.newegg.com/Product/Product.asp?Item=N82E16820145590
HDD:
http://www.newegg.com/Product/Product.asp?Item=N82E16822144415
GPU:
http://www.newegg.com/Product/Product.asp?Item=N82E16814130073
PSU:
http://www.newegg.com/Product/Product.asp?Item=N82E16817103928
DVD:
http://www.newegg.com/Product/Product.asp?Item=N82E16827106029
Comes out to be around $672 after MIR's but a hell of a system for the price.