Intel® Storage System SSR212MA Feature Summary
Revision 1.4 9
1.3 Serial ATA (SATA) Host Bus Adapter
The Intel
®
Storage System SSR212MA ships with two 8 port PCI-X to SATA Host Bus Adapters.
Each SATA HBA board provides the following feature set:
Feature Description
Number of ports
8, using a single Marvell* 88SX6081 controller NOTE: Only 6 of the 8 ports
are utilized per HBA in SSR212MA.
Serial ATA Bus Speed 1.5 and 3.0 Gb/s
Serial ATA Data Transfer rate 150 MB/s and 300 MB/s
PCI Bus width and speed 64-bit, 133 MHz
PCI Data transfer rate 1066 MB/s
RAID Levels 0, 1, 5, 10, 50
SDRAM Support 128 MB ECC DDR333 SDRAM
Cache function Write-back, Write-through, Adaptive Read Ahead, Non-Read Ahead, Read
Ahead, Cache I/O, Direct I/O
Hot Spare Pool Yes
Hot Swap Yes
Enclosure Management Support Yes
Basic Input-Output (BIOS) RAID
Management Tools
Yes, via BIOS RAID Management Tools
RAID Management Tools Yes, via Intel
®
Storage Control Console (SCC)
Battery Back Up option Yes, with 72 hour minimum hold up time
Please refer to the Intel® RAID Controller SRCS28X Hardware Users Guide
available at http://support.intel.com for more information.
1.4 SATA Hot Swap Backplane
The SATA Hot Swap backplane board provides the following feature set:
Feature Description
Supports up to 12
drives.
Slots provided for docking up to twelve 1.5 or 3.0 Gigabits per second (Gb/s)
Serial ATA hot swap hard drives
Enclosure
Management
Controller
• On-board Vitesse* VSC055 micro-controller with 256Kbit external SRAM
memory2 SATA Host Controller I
2
C Interfaces
• SATA and SATA-II extension compatibility
• Hot swap support for up to 12 SATA Drives
FRU/Configuration
SEEPROM
A Vitesse* VSC055* provides a serial EEPROM memory for storage of
configuration and product FRU information.
Drive Status LEDs Support for separate drive status LEDs that are visible at the front of each drive
carrier. These LED’s indicate the following:
• Green LED –
o ON, Activity.
• Amber LED –
o ON, drive fault.
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