I use a mac pro for one month mainly for the production of music in logic or machine REPRESENTATIVES ableton.Cet the high end of Apple so any dtail, configuring the operating system is fignol.J 'have long used a PC with Windows XP and I must say that switch from Windows to Leopard Has a breeze. Systm is the utrastable and efficient and the time is familiar with leopard trs trs short (1 hour ...). report quality excellent price for a machine of this power and the quality (design apple and more!). The same computer from DELL with windows vista is more expensive with performance largely infrieur. With exprience, I would do choix.Il Obviously this is the mac pro is an expensive machine, but the price is well justified.