> I have no experience with dual processors, but Logic worked really well > with Windows 2000 on my PIII 800. The thing was rock solid. I just began > working with XP this week on my new system, (Athlon 2100+) and I'm off to a > shaky start. Can't tell if it's XP or the fact that I'm using an Athlon > chip. I got much lower latency on the Pentium then I'm getting now on this > brand new "super" machine I've built. Anyway, Logic seems to run ok under > XP. I get a few ASIO errors (unable to start ASIO drivers) once and a while, > but other than that, it's been ok. I think I just need to do some > tweaking.... logic is runnig flawless for me in xp. if your card supports bus mastering thats a major one to set on. also i was getting alot of asio errors until i turned off the animation for the windows. they went away after i turned them off. i just built a new p4 today 1.6 ghz and so far very very happy with it. i didnt go with the athalon chip because i had heard it wasnt as stable as the intel pentium. mike v.