I'd be inclined to want a DVI interface, with more & more peripherals coming with HDMI outputs, VGA D-Sub, only won't be very 'future proof'
http://www.dabs.com/ProductView.aspx...1109&InMerch=1
in similar price bracket
or even
http://www.dabs.com/ProductView.aspx...1109&InMerch=1
although it is smaller...
I haven't tried either of these, btw, so I'm just thinking out loud, rather than making a recommendation.