PowerColor Computer Video Card AXR9 280 3GBD5-T2DHE/OC Core Clock:855 MHz Video Memory:3GB GDDR5 Memory Interface:384-bit Max. Resolution:4096 x 2160 Input:6Pin PCI-E Power Connector, 8Pin PCI-E Power Connector; Output: DVI-I Dual Link, HDMI, 2x Mini Display Ports