LSI 25083 User Manual
Summary of SAS RAID Controller Characteristics
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Copyright © 2009 by LSI Corporation. All rights reserved.
1.6.3
SATA II Features
The following list describes the SATA II features of the RAID controllers:
•
Supports SATA II data transfers of 3Gb/s
•
Supports STP data transfers of 3Gb/s
•
Provides a serial, point-to-point storage interface
•
Simplifies cabling between devices
•
Eliminates the master-slave construction used in parallel ATA
•
Allows addressing of multiple SATA II targets through an expander
•
Allows multiple initiators to address a single target (in a fail-over
configuration) through an expander
configuration) through an expander
1.6.4
PCI Express Performance
The following list describes the PCI Express performance features of the
RAID controllers:
RAID controllers:
•
Provides a PCI Express interface that:
–
Supports a dedicated PCI Express bus
–
Supports x8 lane configuration
–
Supports transfer rates of up to 5Gb/s per lane
–
Complies with the PCI Express Specification, Revision 2.0
•
Provides unequaled performance through the Fusion-MPT
architecture
architecture
•
Provides high throughput and low CPU utilization to offload the host
processor
processor
1.6.5
Usability Features
The following list describes the usability features of the RAID controllers:
•
Simplifies cabling with point-to-point, serial architecture
•
Supports smaller, thinner cables that do not restrict airflow
•
Provides drive spin-up sequencing control