High-Res Vision with DP 1.2 Displayport 1.2 version supports transfer speed up to 21.6Gbit/s.Support resolution 4k 3840x2160 @30hz, 3440x1440 @30hz, 2550x1440 @60hz, 1920x1080p @60hz.Multi-Display Technology You can connect multi-displays with your Graphic card and use them as one monitor with multi-display technology such as NVIDIA Surround Technology and ATI Eyefinity Technology.Dual Display Mode, you can expand your work space with separate display mode or mirror the multi display with same content.NotePlease make sure your Graphic Card & Monitor both support higher resolution&refresh rate.