You're not getting what I'm at here.
I'm saying, the DVI-D dual link looks exactly the SAME as the port in the back of my computer where I would plug a adapter in.
Wouldn't I need a different adapter?
Because my port doesn't have that - with the dots around it, it just has a - .
This is what my port looks like at the back of my computer:

I need a adapter that goes into THAT.