Quote from jjf:
that is all beyond my paygrade, but the techo installed a RADEON HD 3450 in order to couple the second monitor yesterday.
Quote from gnome:
Check the ports on the video card. Are they different? One white, the other blue? If so, that's DVI + VGA and they often display a bit differently (no way to make them the same, AFAIK)... possibly something to consider when using multi-monitor rigs.