Meet The Radeon HD 6950 1GB and XFX Radeon HD 6870 Black Edition - AMD's GTX 560 Ti Counter-Offensive: Radeon HD 6950 1GB & XFX's Radeon HD 6870 Black Edition
XFX AMD Radeon HD 6870 1GB DDR5 PCI Express 2.1 x16 CrossFireX Support – Computizer
NeweggBusiness - VisionTek Radeon HD 6870 x2 2GB GDDR5 PCI Express x16 Video Card 400799
XFX AMD Radeon HD 6870 DD 1GB DDR5 Dual DP HDMI PCI-E Video Card HD-687A-ZDFC | eBay