Paul, With the price of SATA-II hard drives these days, is it worth hampering the performance of your Mac Pro to save a few dollars? IOW, you spent the money on a Mac Pro, so why limits it's performance by installing slower disks? Use them for external backup drives. cjc On 17/06/2008, at 10:03 PM, Paul Moortgat wrote: > In the Mac_Pro_Early_2008.pdf file is written on page 51 to use 3 Gb/ > s HD drives. > Shouls it be a problem to install older non 3 Gb/s drives? They > might run slower, but will it cause problems? > I've still some of these. > > Paul Moortgat > _______________________________________________ > X4U mailing list > X4U at listserver.themacintoshguy.com > http://listserver.themacintoshguy.com/mailman/listinfo/x4u > > Seven Cent Deals - Great legacy stuff Great Legacy Pricehttp://www.drbott.com/prod/db.lasso?cat=Seven+Cent+Deal