The PC is here: http://pcpartpicker.com/p/jAWD
Choices:
#1: XFX Radeon HD 7970 GHz edition http://pcpartpicker.com/part/xfx-video-card-fx797gtdfc
#2: EVGA GeForce GTX 670 http://www.newegg.com/Product/Product.aspx?Item=N82E16814130782
#3: Sapphire Radeon HD 7970 3GB http://pcpartpicker.com/part/sapphire-video-card-111970140g
Choices:
#1: XFX Radeon HD 7970 GHz edition http://pcpartpicker.com/part/xfx-video-card-fx797gtdfc
#2: EVGA GeForce GTX 670 http://www.newegg.com/Product/Product.aspx?Item=N82E16814130782
#3: Sapphire Radeon HD 7970 3GB http://pcpartpicker.com/part/sapphire-video-card-111970140g