ASUS AMD Radeon HD 7850 (HD7850-DC2-2GD5-V2) 2GB / 2GB (max) GDDR5 SDRAM PCI Express 3.0 Graphics adapter for sale online | eBay
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) :
ASUS Radeon HD 7850 DirectCU II 2GB GDDR5 GPU Graphic Card HD7850-DC2-2GD5-2DIS | eBay
AMD Radeon HD 7870 2GB and HD 7850 2GB Pitcairn Review - PC Perspective