If you check over on
www.avsim.com, there is a good bit about this. u will need 2 monitors two graphics card, as you will only be putting the likes of the TCAS, FMC , PFD, etc on this seperate screen best just get a 2mb odd PCI graphics card and there cheap cause most pc's only come with one-two aGP SLOTS, U will get alot more infor from flight simulation websites.