AMD Radeon HD 6870 Review: AMD's Radeon HD 6800 series has arrived, and the results speak for themselves: Radeon HD 6870 is the mid-range card to beat. - PC Components - Graphic
SAPPHIRE Radeon HD 6870 1GB 256-bit GDDR5 PCI Express 2.1 x16 HDCP Ready CrossFireX Support Video Card (100314-3L ) - Newegg.com
GIGABYTE HD 6870 OC Specs | TechPowerUp GPU Database