Amazon.com: ASUS ATI Radeon HD 5850 1 GB 256-bit GDDR5 DVI/HDMI/DisplayPort CrossFireX Support PCI Express 2.1 x16 Video Card EAH5850 DIRECTCU/2DIS/1GD5 : Electronics
USED hd5850 XFX ATI Radeon HD 5850 4.0GHz 1440SP 32ROPs 256Bit 1GB GDDR5 Graphic Card VGA Very Good Condition
Sapphire Radeon HD 5850 Toxic 1GB Video Card Review - Legit Reviews