AMD CrossFireX™ Certified Graphics Cards Details 

Title:GeCube Radeon HD 4870 X2 2GB GDDR5 PCI-E
Manufacturer:GeCube
Product Supported:ATI Radeon™ HD 4870 X2
Memory:2GB
Bus:PCI-E

Connectors:DVI-I
DVI-I & TV Out

Where to Buy: