SCSI is its own thing, to fix some issues with IDE iirc. The drive backplane is directly attached to the motherboard, well, more specifically to the RAID Card on the Motherboard, then the RAID card give the OS/Motherboard access to the configured RAID disk that you have created, but not to the disks themselves.
SCSI is its own thing, to fix some issues with IDE iirc. The drive backplane is directly attached to the motherboard, well, more specifically to the RAID Card on the Motherboard, then the RAID card give the OS/Motherboard access to the configured RAID disk that you have created, but not to the disks themselves.