Edit they now make HDMI version.  woohoo [URL] ALSO NOTE DRIVER [URL]        
Hi, I recently purchased a UP2516D screen and an Precision 3640 Tower and what I was wondering about is - what cable can I get to run my old computer (XPS 8700) from the new UP2516D...that is, running the two computers from the one screen. Thanks
Two computers from the one screen?