Which Dell Latitude exactly?
Did you install monitor driver from Support for Dell U2711 | Drivers & downloads | Dell US ?
Do you use a straight HDMI cable without adapter, convertor or dongle?
1920x1200 would be the max. resolution of DVI
Check this tutorial
Try drivers from this list Downloads for Intel® HD Graphics 530
Select OS from right pull-down menu. Hit "show more".
To bypass message "best driver is already installed" or "computer is not validated" install driver via have disk method as described at:
(ignore prolog about MS surface)