Better with 4K? We once again review the mobile workstation from Lenovo. This time, however, the ThinkPad P50 is equipped with a Xeon processor and a 4K screen, but the latter does not make sense for every user.
http://www.notebookcheck.net/Lenovo-ThinkPad-P50-Workstation-Xeon-4K-Review.168604.0.html