Here is Comparison chart

comparing Connections

Drive Interface, Maximum Data Burst Rate (MB per second), Number of Drives
per channel
SCSI,                     5,                     7
Narrow SCSI-2,     10,                 15
Wide SCSI-2,         20,                 15
Ultra SCSI,             40,                 15
Ultra 2 SCSI,         80,                  15
64-bit Ultra 2,         160,               15
Fiber Channel,         100,               128

Schlosser, Robert (Contractor) <[log in to unmask]> wrote in message
news:F4B1826B1A21D211AEC5006008207AF401E24A33@dogbert.csillc.com...
> Greeting
>
>         I am considering installing either of the two following drives and
want
> to ensure that they will work on MPE iX.
>
>         The drives are: Seagate ST34501W ultrawide SCSI (4.5GB) or
>                         Seagate ST19101W ultrawide SCSI (9.1GB)
>
>         Am I correct in assuming that ultrawide = fastwide ?
>
>         Is there anything else I might need to be aware of to correctly
and
> successfully install these drives?
>
>         Is anyone using either of these on their systems now, if so what
are
> your experiences?
>
>         All information, good or bad is appreciated.
>
>         TIA
>
> Bob Schlosser
> (407) 727-5893
>