The dongle style adapter reduces strain on the video port The cable between the DVID connection and the converter provide strain relief that protects the port from strain damage as cords are moved Simple power No need to utilize a power adapter The DVI to DisplayPort converter pulls power from the DVID port bus powerMonitor Supports 144Hz over DualLink DVID But My Laptop/PC's Mini DisplayPort The Mini DisplayPort to DLDVI adapter will allow for up to 1Hz, while the Single Link DVI\D only allows 60 Hz The former is better if you are looking at higher quality, but this can be costly, and some monitors don't even support it yet!
Hdmi dvi adapter 144hz