Gigabyte AMD Radeon HD 7870 2 GB GDDR5 DVI-I/HDMI/2x Mini-Displayport PCI-Express 3.0 Graphic Card GV-R787OC-2GD Ultra Durable VGA Components - GPU Temperature 5%-10% Down - Overclocing Capability 10%-30% Up - Power Switching Loss 10%-30% Down WINDFORCE 3X Anti-Turbulence Cooling with New Triangle Cool Technology Gold Plated HDMI for optimum signal transfer between connections Features DVI-I/HDMI/2x mini-Display port outputs with HDCP protection Supports AMD Eyefinity/Eyespeed/CrossFire/Avivo HD Technologies Minimum Recommended Power Supply 500W or greater with 2x 6-pin VGA power connectors