Tempered Glass 27" Yamakasi Catleap 2703 LED IPS 2560x1440 WQHD Monitor DVI output is 2560x1440 resolution, DVI-dual link port required from the Graphic card and DVI-D cable. Only for PC monitor (one DVI-D port) / PC graphic card should surport QHD(2560x1440) By-Pass model (No Ad board in monitor - Monitor use graphic card resource) / PC graphic board should surport DVI-D(Dual link DVI)