Hardware; Storage Adapter Configurations - Fujitsu Siemens Computers MegaRAID 320 User Manual

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1.3

Hardware

You can install the MegaRAID 320-1 and -2 in a computer with a
motherboard that has 5 V or 3.3 V, 32- or 64-bit PCI slots. You can install
the MegaRAID 320-2X and -4X in a computer with a motherboard that
has 3.3 V, 64-bit PCI-X slots.
The following subsections describe the hardware configuration and
configuration-on-disk for the MegaRAID 320 storage adapters.
1.3.1

Storage Adapter Configurations

Table 1.1
and -4X storage adapters.
Table 1.1 MegaRAID 320 Storage Adapter Comparisons
MegaRAID 320-1
RAID Levels 0, 1, 5, 10, 50
SCSI Device Types Synchronous or
Asynchronous
Devices per SCSI Up to 15 Wide
Channel SCSI devices
SCSI Channels 1
SCSI Data Transfer Up to 320
Rate Mbytes/s per
channel
SCSI Bus LVD or SE
1-4 Overview
Copyright © 2003 by LSI Logic Corporation. All rights reserved.
Support for up to 14 SCSI drives per channel on storage system with
SAF-TE enclosures (SCSI accessed fault-tolerant enclosures):
15 SCSI drives per channel for other configurations
32 Kbyte x 8 NVRAM for storing RAID system configuration
information; the MegaRAID 320 firmware is stored in flash ROM for
easy upgrade.
Note: The MegaRAID 320-1 does not support clustering.
compares the configurations for the MegaRAID 320-1, -2, -2X,
MegaRAID 320-2 MegaRAID 320-2X MegaRAID 320-4X
0, 1, 5, 10, 50
Synchronous or
Asynchronous
Up to 15 Wide
SCSI devices
2
Up to 320
Mbytes/s per
channel
LVD or SE
0, 1, 5, 10, 50 0, 1, 5, 10, 50
Synchronous or Synchronous or
Asynchronous Asynchronous
Up to 15 Wide Up to 15 Wide
SCSI devices SCSI devices
2 4
Up to 320 Up to 320
Mbytes/s per Mbytes/s per
channel channel
LVD or SE LVD or SE