Tim: >> Other than some drives come jumpered to run at half that speed, so >> they're compatible with older SATA hosts. Ric Moore: > Where or what do you look for check to see just what is jumpered? The drive... ;-) For a SATA drive, that'd probably be the only jumper available on it, and if the drive's label doesn't explain, you'd have to go to the manufacturer's website. My drive has one of those jumpers, and the top-of-the-drive label explains it. -- [[email protected] ~]$ uname -ipr 220.127.116.11-91.fc7 i686 i386 Using FC 4, 5, 6 & 7, plus CentOS 5. Today, it's FC7. Don't send private replies to my address, the mailbox is ignored. I read messages from the public lists.