1GB PowerColor ATI Radeon HD 5770 GDDR5 PCIe 2.0 x16 DVI-I Dual Link HDMI VGA 1A 4712505025483 | eBay
Genuine Apple ATI Radeon HD 5770 1GB Graphics Card for the Mac Pro 661 - Part Haven
ATI Radeon HD 5770 Review | TechSpot
661-5718) Radeon HD 5770 Video Card - Mac Pro A1289 (2009-2012)
Amazon.com: Epic IT Service AMD Radeon HD 5770 1GB GDDR5 Mac Edition, with 1GB GDDR5, Dual Mini DP and one DVI Output Ports, for Mac Pro 1,1 to 5,1 Models, macOS up
ATI Radeon HD 5770 Review | Linuxlookup
File:ATI Radeon HD 5770 Graphics Card-vertical black background - oblique view.jpg - Wikimedia Commons