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This is the primary hardware guide for the Intel® Integrated RAID Module
SROMBSASMR (also known as Intel
which can be used to manage SAS and SATA disk drives. It contains installation
instructions and specifications.
For details on configuring the storage adapters, and for an overview of the software
drivers, see the Intel
Audience
This document assumes that you have some familiarity with RAID controllers/modules
and related support devices. The people who benefit from this book are:
•Engineers who are designing an Intel
for their RAID system.
•Anyone installing an Intel
RAID system.
Organization
®
Integrated RAID Controller SROMBSASMR),
®
RAID Software User’s Guide on the Resource CD.
®
Integrated RAID Module SROMBSASMR
®
Integrated RAID Module SROMBSASMR in their
This document includes the following chapters and appendices:
•Chapter 1 provides a general overview of the Intel
SROMBSASMR.
®
Integrated RAID Module
•Chapter 2 describes the procedures for installing and configuring the RAID module.
•Chapter 3 provides the characteristics and technical specifications for the Intel
Integrated RAID Module SROMBSASMR.
®
•Appendix A explains drive roaming and drive migration.
•Appendix B provides safety instructions to be observed during installation and
assembly.
•Appendix C provides regulatory and certification information.
Related Publication
The Intel® RAID Software User’s Guide is included on the Resource CD that shipped with
the RAID module.
The Intel® Integrated RAID Module SROMBSASMR (also known as Intel® Integrated
RAID Controller SROMBSASMR) is a high-performance intelligent custom board-toboard PCI Express* SAS/SATA RAID module that offers reliability, high performance,
and fault-tolerant disk subsystem management. This is a RAID solution that meets the
internal storage needs of workgroup, department, or enterprise systems to use costeffective SATA or high performance SAS media.
As a third generation PCI Express* storage controller, the Intel
SROMBSASMR addresses the demand for increased data throughput and scalability
requirements across entry level, midrange, and enterprise server platforms.
The controller can be connected to up to four drives directly and allows the use of
expanders to connect to additional drives. For more information about the use of
expanders, see the ANSI SAS Standard, version 1.0 specification.
SATA and SAS are serial, point-to-point, device interfaces that use simplified cabling,
smaller connectors, lower pin counts, and lower power requirements than parallel SCSI.
®
The optional Intel
for the RAID module, even during system failures.
RAID Smart Battery AXXRSBBU3 provides cached data protection
®
Integrated RAID Module
Benefits of SAS and SATA
SAS is a serial, point-to-point, enterprise-level device interface that leverages the proven
SCSI protocol set. SAS is a convergence of the advantages of SATA, SCSI, and FC, and is
the future mainstay of the enterprise and high-end workstation storage markets. SAS
offers a higher bandwidth per pin than parallel SCSI and improves signal and data
integrity.
The SAS interface uses the proven SCSI command set to ensure reliable data transfers,
while providing the connectivity and flexibility of point-to-point serial data transfers. The
serial transmission of SCSI commands eliminates clock skew challenges. The SAS
interface provides improved performance, simplified cabling, smaller connectors, lower
pin count, and lower power requirements than parallel SCSI.
SAS controllers leverage a common electrical and physical connection interface that is
compatible with Serial ATA technology. The SAS and SATA protocols use a thin, 7-wire
connector instead of the 68-wire SCSI cable or 40-wire ATA cable. The SAS/SATA
connector and cable are easier to manipulate, connect to smaller devices, and do not
inhibit airflow. The point-to-point SATA architecture eliminates difficulties created by the
legacy ATA master-slave architecture, while maintaining compatibility with existing ATA
firmware.
The Intel® Integrated RAID Module SROMBSASMR is an intelligent custom board-toboard PCI Express* interface RAID adapter with an integrated LSI* 1078 RAID-On-Chip
chipset, providing both a SAS controller and RAID engine. With 128 MB RAM built onto
the board and four internal ports with four individual SAS/SATA connectors, this
controller supports up to 16 enterprise-class SAS or SATA devices and 64 logical drives.
The proprietary PCI Express* connector fits into a 50-pin connector capable of 2.5 Gbps
per lane over PCI Express* x4 with a 3.0 Gbps point-to-point transfer rate.
®
The RAID module is designed to fit the following Intel
•Intel
•Intel
•Intel
•Intel
•Intel
•Intel
•Intel
•Intel
®
Server Board S5520UR
®
Server System SR1600UR
®
Server System SR1625UR
®
Server System SR2600UR
®
Server System SR2625UR
®
Server Board S5520HC/S5500HCV
®
Workstation Board S5520SC
®
Server Board S5500WB
Server Boards and Systems:
Note: Additional Intel® Server Boards and Systems may be supported. For the most up-to-date
list, see the Compatibility section under the link for this Intel
The SAS controller supports the ANSI Serial Attached SCSI (SAS) Standard, Version 1.0
and the Serial ATA (SATA) protocol defined by the Serial ATA Specification, Version
1.0a.
Protocol Support
•Serial SCSI Protocol (SSP): Communication with other SAS devices.
•SATA II Protocol: Communication with other SATA II devices.
•Serial Management Protocol (SMP): Topology management information sharing
with expanders.
•Serial Tunneling Protocol (STP): Support for SATA II through expander interfaces.
Operating System Support
•Windows Server 2008*, Windows Server 2003*, Windows Vista*, Windows XP*.