Budget not matter only wont's to make desktop who will be able to run all 13 accounts at ones and most of time i will be using only one account maximized (all others will be doing stuff auto what first account ) .Atm I have laptop cpu i7 , 12 gb ram , and Nvidian GT 650m with 2 gb ram and can use ok 6-7 accounts but laptop is to weak and overheating to much . So I need pc now .