Intel RS25NB008 User Guide - Page 31

Technical Specifications Table 7. Technical Specifications Specification RAID-on-Chip (ROC ) Operating voltage Card size Array interface to host SAS/SATA bus speed SAS/SATA ports Physical and virtual drive support Cache Firmware Compatible devices Cabling Redundant configuration Enclosure management Enclosure support Intel® RAID Controller RS25NB008 LSISAS2208 Integrated ROC, 800 MHz +3.3 V, +12 V 2.713 inch x 6.600 inch (Low-profile) PCI Express* Revision 2.0, x8 lane width 5.0 Gbps Up to 6 Gbps per port, point-to-point 2x4 external port 240 physical drives, 64 virtual drives, and 128 RAID arrays per controller 1 GB DDR3 667 MHz SDRAM, optional battery backup 16 MB in reflashable flash ROM • 2.5-inch and 3.5-inch SAS 2.0 or SATA III • Non disk devices including expanders • Can support drives of mixed capacity • Small, thin cables that do not restrict airflow • Shared connectors for multiple drives 128 KB NVRAM and config-on-disk (COD) In-band SES Assumes one SEP per enclosure Array Performance Features Table 8. Array Performance Features Specification Host data transfer rate Drive data transfer rate Maximum scatter/gather Intel® RAID Controller RS25NB008 Upto 5.0 Gigabit/sec per PCI Express* lane Upto 6.0 Gigabit/sec per PHY 80 elements Intel® RAID Controller RS25NB008 Hardware User's Guide 21