right now, i know the desktop has xp on it thats where id like to keep it, because i dont need all the extra that windows vista and seven has to offer i know the driver software that came with the interface is an ASIO driver the interface im using is a TASCAM US-800 .. and no i wont be using turn tables.. im on a budget to i really wanna thing i have a gb of ram in the comp now.. currently i use it with my dell inspiron 1525 laptop has a i have a dual core 1.8 ghz priocessor and 2 gbs of ram in it and its pretty up todate with windows 7 .. but with all my recording stuff hooke up to it im limited with the mobilty of my laptop someitmes its a hassel to unplug everythign from it when i need to take the laptop to a sound job or somehtign like that i want a dedicated comp just for recording with.