Gigabyte GV-R929XOC: http://pcpartpicker.com/part/gigabyte-video-card-gvr929xoc4gd
Sapphire Radeon R9 290 4GB Vapor-X: http://pcpartpicker.com/part/sapphire-video-card-100362vxsr
XFX Radeon R9 290X 4GB Double Dissipation: http://pcpartpicker.com/part/xfx-video-card-r9290xedfd
EVGA GeForce GTX 780 3GB Superclocked ACX Video Card: http://pcpartpicker.com/part/evga-video-card-03gp42784kr
Gigabyte GeForce GTX 780 3GB WINDFORCE Video Card: http://pcpartpicker.com/part/gigabyte-video-card-gvn780ghz3gd
Sapphire Radeon R9 290 4GB Vapor-X: http://pcpartpicker.com/part/sapphire-video-card-100362vxsr
XFX Radeon R9 290X 4GB Double Dissipation: http://pcpartpicker.com/part/xfx-video-card-r9290xedfd
EVGA GeForce GTX 780 3GB Superclocked ACX Video Card: http://pcpartpicker.com/part/evga-video-card-03gp42784kr
Gigabyte GeForce GTX 780 3GB WINDFORCE Video Card: http://pcpartpicker.com/part/gigabyte-video-card-gvn780ghz3gd