Intel RS25NB008, User Manual

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Intel® RAID Controller RS25NB008 Hardware User’s Guide 21
Technical Specifications
Table 7. Technical Specifications
Array Performance Features
Table 8. Array Performance Features
Specification Intel
®
RAID Controller RS25NB008
RAID-on-Chip (ROC ) LSISAS2208 Integrated ROC, 800 MHz
Operating voltage +3.3 V, +12 V
Card size 2.713 inch x 6.600 inch (Low-profile)
Array interface to host PCI Express* Revision 2.0, x8 lane width 5.0
Gbps
SAS/SATA bus speed Up to 6 Gbps per port, point-to-point
SAS/SATA ports 2x4 external port
Physical and virtual drive support 240 physical drives, 64 virtual drives, and 128
RAID arrays per controller
Cache 1 GB DDR3 1333 MHz SDRAM, optional
battery backup
Firmware 16 MB in reflashable flash ROM
Compatible devices
•
2.5-inch and 3.5-inch SAS 2.0 or
SATA III
•
Non disk devices including expanders
•
Can support drives of mixed capacity
Cabling
•
Small, thin cables that do not restrict
airflow
•
Shared connectors for multiple drives
Redundant configuration 128 KB NVRAM and config-on-disk (COD)
Enclosure management In-band SES
Enclosure support Assumes one SEP per enclosure
Specification Intel
®
RAID Controller RS25NB008
Host data transfer rate Upto 5.0 Gigabit/sec per PCI Express* lane
Drive data transfer rate Upto 6.0 Gigabit/sec per PHY
Maximum scatter/gather 80 elements