PowerColor AX7770 1GBD5-HE AMD Radeon HD 7770 GHz Edition 1GB GDDR5 DVI/HDMI/VGA PCI-Express Video Card Chipset: AMD Radeon HD 7770 Video Memory: 1GB GDDR5 Core Clock: 1000MHz, Memory interface: 128-bit Max. Resolution: 4096 x 2160 Connectors: VGA, DVI-D,HDMI