So I looked up some big studios in Nashville, like where Elvis recorded LOL
http://www.houseofdavidstudio.com/gear.html
Mac Pro quad-core 2.6 Ghz Intel Xeon w/5 gigs of RAM running ProTools 7.3.1
http://www.oceanwaystudios.com/studios.html
ProTools HD 3 System with w/ 40 ins/ 48 outs with a Mac Pro with dual
What you do in your bedroom has NOTHING to do with what pros use in studios ;)