Hi guys I have a 27" 2560x1440 screen and want to use my macbook on that. I was wondering what the best setup is for my to me able to use my macbook closed as a desktop style and have the external display as my main display? I used to use a display port to hdmi but it always didnt get the right resolutions Whats my best solution for this? monitor has regular size display port, hdmi and dvi. Thanks!