Gigabyte AMD Radeon R9 290 4GB GDDR5 2DVI/HDMI/DisplayPort PCI-Express Video Card GV-R929WF3-4GD GIGABYTE GV-R929WF3-4GD AMD Radeon R9 290 Core Clock: 947 MHz 4GB GDDR5 2DVI/HDMI/DisplayPort PCI-Express Video Card Memory Interface:512-bit Bus:PCI-Express 3.0 Max. Resolution:4096 x 2160