Stephen Lanza said: >Does Apple have a software raid product? Disk Utility, included with OS X (in your Applications/Utilities folder), has RAID 0 and 1 creation abilities. Launch Disk Utility and click on the RAID tab. Randy B. Singer Co-Author of: The Macintosh Bible (4th, 5th and 6th editions) Routine OS X Maintenance and Generic Troubleshooting http://www.macattorney.com/ts.html