PowerColor Radeon HD 6870 1GB GDDR5 PCI Express 2.1 x16 CrossFireX Support Video Card with Eyefinity AX6870 1GBD5-2DH GPUs / Video Graphics Cards - Newegg.com
XFX Play Hard AMD Radeon HD 6870 1gb DDR5 GPU Graphics Light Video Game Card | eBay
Sapphire Radeon HD 6870 FleX Review – Techgage
Amazon.com: Sapphire Radeon HD 6870 1 GB GDDR5 DL-DVI-I/SL-DVI-D/HDMI/Dual Mini Display Port PCI-Express Video Card 100314SR : Electronics