i could run 5 accounts 1 vc cpu usage 35 to 45% added another card and monitor cpu usage went to 98% with 5 accounts.So i built another comp lol now i run my main on 2 8800 768 ram cards sli and other 4 on 1 8800 515 ram card 2 monitors and i have smoken fps 0 lagg ,i get upto 100+ fps on my main and around 35 to 45 fps on the 4 others