Do you think I'd get better performance running 5 WoW accounts on my 2560x1600 monitor at 1920x1200? I get about 40fps on my master which drops down to 15fps at some times with my GTX 670 (4GB). I run them at 2560x1600 full-screen windowed. Would they run faster at 1920x1200 windowed (stacked?)