Sapphire Radeon HD 5870 Video Card - 1GB GDDR5, PCI-Express 2.0, CrossFireX Ready, Dual DVI, Display Port, HDMI at TigerDirect.com
ATI Radeon HD 5870 Specs | TechPowerUp GPU Database
HIS HD 5870 (DirectX 11/ Eyefinity/ Full HD 1080p) 2GB (256bit) GDDR5 6 x Mini Display Port PCIe (Eyefinity 6 Edition) < HD 5800 Series < Desktop Graphics < Products | HIS Graphic Cards
AMD ATI Radeon HD 5870 1GB GDDR5 PCIe Reviews, Pros and Cons | TechSpot