On Tue, 11 Sep 2007, Michael Watterson wrote:
> SAS is a different beast from ordinary Consumer SATA,
It's not. Again, SAS *is* the SATA phy, except the high-level
commands are SCSI, not SATA.
> A cheap SATA PIDE adaptor won't give you SAS.
"SATA PIDE"???? What are you talking about.
> I think you will find than almost all consumer PCs / Mobos that
> allege to offer SATA RAID, that it is RAID0 or RAID1 and in SW
> (inside the driver). Not HW (i.e. its own CPU & RAM) and not RAID5.
Agreed. This is a function of cost, not SATA/IDE/SCSI.
> eBay. But why are SCSI disks so much more expensive than ordinary
> SATA or PIDE disks?
Cause the target market is less price sensitive. SATA and SAS drives
targeting that market also cost more.
Paul Jakma paul at clubi.iepaul at jakma.org Key ID: 64A2FF6A
"Every morning I read the obituaries; if my name's not there,
I go to work."
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