How many screens can my pc handle?

[Callum_C]

Hey everyone im just trying to figure out if my pc can take another screen, ive had 2 for a while but im looking to add a third, just trying to figure out if my pc can handle it before i buy and also im not to sure about how i would even plug it in, this is my build: https://www.pccasegear.com/wish_lists/552188/Sumo%20II
and this is what the back of my gpu looks like i use the hdmi and the dvi but what are those "d" plugs? and can i use them: http://imgur.com/a/TLFZ2

 

[Mousemonkey]

A 908Ti can run four monitors, so yes.

 

[Callum_C]

A 908Ti can run four monitors, so yes.

I thought so mate but what are those plugs? i havent seen them before the only ones im familiar with is the hdmi and the hdmi i attached a pic of them they just say "d" under them

 

[Mousemonkey]

They are full size Displayports.

 

[Callum_C]

They are full size Displayports.

Thanks so much for your help mate i couldnt find anything about them for some reason