| From: | Alan Buxey |
| Date: | 2 May 2001 at 14:50:23 |
| Subject: | Re: Use IDE drives on SCSI interfaces !!!!!!!!!!!!!!!! |
hi,
> Not really. SCSI and IDE drives are usually identical mechanisms with
> different controller boards, and the bandwidth of ATA100 interfaces is
> sufficiently high that it's not a limiting factor. Where IDE loses out
> greatly is having multiple drives attached to the same interface. SCSI
> does have the advantage that new technology usually appears there a
> generation before IDE - 7200RPM SCSI drives were available before IDE
> ones. If you're only using a small number of drives and you're not going
> for the most expensive, IDE and SCSI will give approximately identical
> performance.
SCSI had 10,000 RPM ages ago too :-)
> On the other hand, if you're building RAID arrays... :)
..that said, I've seen plenty of SCSI RAID systems (they try to sell them
to me weekly) that are filled up with IDE devices . much the same as this
converter, so its quite old hat now..
the server sees a SCSI RAID, the Raid controller sees a lot of IDE disks.
alan
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