Amazon.com: Dual VGA Video Card Fan Set, Replacement Parts for AMD/ATI Dual- X, Sapphire HD 7850, 6930, FD7010H12S 0.35A, T128010SU 0.35A and etc. (4pin Power Cords and 40mm Mounting Holes Distance) (75mm Set) :
Graphics card SAPPHIRE HD 7850 2GB GDDR5 PCI-E HDMI/DVI-I/DUAL MINI DP | eBay
SAPPHIRE DUAL-X OC Radeon HD 7850 Video Card 100355OC-2L - Newegg.com