Hi Joe, you should be fine with that cpu and ram. I don't know what the problem is, perhaps other background tasks are taking up some of the computer's resources.
David. original message: I'm using a home built PC with 2 gig of ram and a 2.5 gig processor and windows xp. With audacity tracks start drifting apart after about a minute. how much powser and ram is needed to stop this from happening? Thanks. Joe.