Avago Technologies MegaRAID SCSI 320-0 (520-0 CH) - Manual (Page 20)

1-4 Overview
Copyright © 2003-2008 by LSI Corporation. All rights reserved.
1.2 Features
The following sections describe the features of the LSI MegaRAID 320
Storage Adapters.
1.2.1 Memory
The memory features include:
•
64 Mbytes of synchronous dynamic random access memory
(SDRAM) integrated on the board on the MegaRAID 320-1
•
Support for up to 256 Mbytes of SDRAM; a 128- or 256-Mbyte DIMM
can be installed on the MegaRAID 320-2 and 320-4X
•
Support for up to 256 Mbytes of SDRAM; a 256-Mbyte DIMM can be
installed on the MegaRAID 320-2X
•
Support for up to 512 Mbytes of double data rate (DDR) SDRAM; a
128-, 256-, or 512-Mbyte DIMM can be installed on the
MegaRAID 320-2E
•
Support for a 64-bit PCI host interface for the MegaRAID 320-2, 320-
2E, 320-2X, and 320-4X (note that the 320-2X and -4X are PCI-X
controllers and the 320-2E is a PCI Express controller.)
1.2.2 Connectors
The MegaRAID 320 connector features include:
•
One internal and one external SCSI connector for the
MegaRAID 320-1
•
Two internal and two external SCSI connectors for the
MegaRAID 320-2, 320-2E, and 320-2X
•
Two internal and four external SCSI connectors for the
MegaRAID 320-4X
1.2.3 RAID Features
The MegaRAID 320 RAID controllers support the following RAID features:
•
Support for RAID levels 0, 1, 5, 10, and 50