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MegaRAID 6Gb/s SAS RAID Controllers User’s Guide 3-1
Copyright © 2009 by LSI Corporation. All rights reserved.
Chapter 3
MegaRAID SAS RAID
Controller Characteristics
This chapter describes the characteristics of the LSI MegaRAID Serial
Attached SCSI/Serial ATA II 6Gb/s RAID controllers. It consists of the
following sections:
• Section 3.1, “MegaRAID 6Gb/s SAS RAID Controller Family”
• Section 3.2, “MegaRAID SAS 6Gb/s RAID Controller Characteristics”
• Section 3.3, “Technical Specifications”
3.1 MegaRAID 6Gb/s SAS RAID Controller Family
The MegaRAID 6Gb/s SAS RAID controllers are dual PHY, SAS
PCI Express RAID controllers and are used in a system with a
PCI Express slot. PCI Express goes beyond the PCI specification in that
it is intended as a unifying I/O architecture for various systems: desktops,
workstations, mobile, server, communications, and embedded devices.
The following subsection provides graphics and connector information for
the 6Gb/s SAS RAID controllers.
3.1.1 MegaRAID SAS 9240 RAID Controllers
The MegaRAID SAS 9240-4i low-profile SAS/SATA II RAID controller
controls four internal SAS/SATA ports through one SFF-8087 x4 internal
mini SAS connector.
The MegaRAID SAS 9240-8i low-profile SAS/SATA II RAID controller
controls eight internal SAS/SATA ports through two SFF-8087 x4 internal
mini SAS connectors.