Why does my 1080p Monitor have 3840x2160 resolution?

BlueWolfVI

Honorable
Jun 21, 2013
23
0
10,510
I recently bought another GTX 780 to SLI and updated my graphics driver, then the 3840x2160 appeared when I checked the Graphic options at the games. Will it damage any of my hardware if I use the resolution with a 1080p Monitor? Or is it just a bug?
 


Thanks for the answer :)