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3.3.2
Array Performance Features
Table 3.3
ServeRAID-MR10i Controller Specifications (Cont.)
Specification
Type of Drives
Supported
PCI Express Bus
Data Transfer Rate
Serial Port
SAS Controller(s)
SAS Bus Speed
SAS Ports
Cache Configuration Integrated 128 Mbyte - 256 Mbyte Double Data Rate II
Size of Flash ROM
for Firmware
Nonvolatile Random
Access Memory
(NVRAM)
Table 3.4
shows the array performance features of the ServeRAID-
MR10i controller.
Table 3.4
Array Performance Features
Specification
PCI Express Host Data Transfer
Rate
Drive Data Transfer Rate
Maximum Scatter/Gathers
Maximum Size of I/O Requests
Maximum Queue Tags per Drive
Technical Specifications
ServeRAID-MR10i Controller
Serial Attached SCSI (SAS) and Serial ATA II (SATA II)
• Up to 2.5 Gbits/s per lane
• x8 lane width (with support for downshifting for
motherboards with x1 and x4 connections)
• Up to 2 Gbytes/s per direction for SAS x8 cards
(4 Gbytes/s total)
3-pin RS232-compatible connector (for manufacturing
use only)
One LSISAS1068 Single SAS controller
3 Gbits/s
Two SAS connectors with four SAS ports each
667 MHz SDRAM intelligent battery backup unit
4 Mbytes
32 Kbytes for storing RAID configuration
ServeRAID-MR10i Controller
2.5 Gbits/s per lane
3.0 Gbits/s per lane
26 elements
6.4 Mbytes in 64 Kbyte stripes
As many as the drive can accept
3-5
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