Full Details from Amazon.com : http://www.amazon.com/gp/product/B00HPS4AFG?tag=onigi-20
MSI Computer Corp. AMD Radeon R9 290 Gaming OC 4GB GDDR5 2DVI/HDMI/DisplayPort PCI-Express
Engine Clock 1007 MHz OC Mode 977 MHz Gaming Mode 947 MHz Silent Mode
Video Memory 4GB GDDR5
Memory Interface 512-bit
Max Resolution 2560 x 1600
Connectors 2x DVI-D Dual Link HDMI DisplayPort
Chipset AMD Radeon R9 290
