Logic MegaRAID SCSI 320-2 RAID Controller User's Guide

SCSI Bus Widths and Maximum Throughput 1-3
Copyright © 2002 by LSI Logic Corporation. All rights reserved.
1.6 SCSI Bus Widths and Maximum Throughput
Table 1.2 lists the SCSI bus widths and maximum throughput, based on
the SCSI speeds.
1.7 Documentation
The MegaRAID SCSI 320-2 documentation set includes:
• The MegaRAID SCSI 320-2 Hardware Guide
• The MegaRAID Configuration Software Guide
• The MegaRAID Operating System Driver Installation Guide
Ultra 2 SCSI 25 m 1
Ultra 2 SCSI 12 m 7
Wide Ultra 2 SCSI 25 m 1
Wide Ultra 2 SCSI 12 m 15
Ultra320 12 m 15
Table 1.1 Maximum Cable Length for SCSI Standards (Cont.)
Standard
Single Ended
SCSI
Low-Voltage
Differential SCSI
Maximum # of
Drives
Table 1.2 SCSI Bus Widths and Maximum Throughput
SCSI Standard SCSI Bus Width SCSI Throughput
Fast Wide SCSI 16 bits 20 Mbytes/s
Wide Ultra SCSI 16 bits 40 Mbytes/s
Wide Ultra 2 SCSI 16 bits 80 Mbytes/s
Wide Ultra 160 SCSI 16 bits 160 Mbytes/s
Ultra 320 SCSI 16 bits 320 Mbytes/s