Originally Posted by human_male 
Well that's a blow. Is there any point getting a full HD monitor then, would a lower resolution be better? What does one have to do to completely prevent scaling?
You can't. Different games render at different resolutions; you will find yourself scaling at least some of the time — either in the XBox or in the monitor/TV.
(TV's often have better scaling chips than monitors, so you might get a better result with one.)