Array Performance Features; Table 8. Array Performance Features - Intel RMS25PB080 Hardware User's Manual

SAS/SATA bus speed
SAS/SATA ports
Physical and virtual drive support
Cache
Firmware
Compatible devices
Cabling
Redundant configuration
Enclosure management
Enclosure support

Array Performance Features

Host data transfer rate
Drive data transfer rate
Maximum scatter/gather
Maximum size of I/O requests
Maximum queue tags per
drive
Stripe sizes
30
Specification

Table 8. Array Performance Features

Specification
Up to 8.0 Gigatransfer/sec per PCI Express* lane
Up to 6.0 Gigabit/sec per PHY
80 elements
6.4 Mbytes in 64 Kbyte stripes
As many as the drive can accept
8, 16, 32, 64, 128, 256, 512, or 1024 KB
Intel® Integrated RAID Module RMS25PB0x0 and RMS25CB0x0 Hardware User's Guide
®
Intel Integrated RAID Module
RMS25PB080, RMS25PB040,
RMS25CB080 and RMS25CB040
Up to 6 Gbps per port, point-to-point
•
2x4 internal port (RMS25PB080 and
RMS25CB080)
•
1x4 internal port (RMS25PB040 and
RMS25CB040)
128 physical drives, 64 virtual drives, and 32
RAID arrays per controller
1 GB DDR3 1333 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)
SGPIO
Assumes one SEP per enclosure
®
Intel Integrated RAID Module RMS25PB080,
RMS25PB040, RMS25CB080 and RMS25CB040