On Jan 9, 2008 2:44 PM, Brett Davidson <brett at net24.co.nz> wrote: > Years ago Accusys made an IDE raid controller that presented itself as > one drive to the BIOS, making the unit completely OS agnostic. > Anything like that out there, anymore? We have several Promise hardware RAID controllers that fit that description. The IDE based ones are (I believe) no longer in production -- the newest ones use SATA drives. They present to the BIOS as a single SCSI device.