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ServeRAID M1215 SAS/SATA Controller for IBM System x User’s Guide
Chapter 3: ServeRAID M1215 SAS/SATA Controller Characteristics
Characteristics of the ServeRAID M1215 SAS/SATA Controller
3.2
Characteristics of the ServeRAID M1215 SAS/SATA Controller
Table 2
shows the general characteristics of the ServeRAID M1215 SAS/SATA controller
The controller ensures data integrity by intelligently validating the compatibility of the SAS domain. The controller
Fusion-MPT architecture allows for thinner device drivers and better performance.
3.2.1
Controller Specifications
Table 3
lists the specifications for the ServeRAID M1215 SAS/SATA controller.
Table 2 ServeRAID M1215 SAS\SATA Controller Characteristics
Flash ROM
Serial EEPROM
SAS Data Transfers
Minimum 16MB
32 Kb
Up to 12 Gb/s per port
Table 3 Controller Specifications
Specification
ServeRAID M1215 SAS/SATA
Processor
(PCI Express Host Controller to
PCI Secondary I/O Controller)
LSISAS3008 PCI Express-SAS/SATA I/O Processor chip
Operating Voltage
+3.3 V, +12 V
Card Size
PCI Express controller card size (68.90 mm × 167.64 mm)
Array Interface to Host
PCI Express Rev 3.0
Type of Drives Supported
Serial Attached SCSI (SAS) and Serial ATA (SATA)
PCI Express Bus Data Transfer
Rate
·
Up to 8 GT/s (1 GB/s) per lane
·
x8 lane width
·
Up to 2 GB/s per direction for SAS x4 cards (4 GB/s total)
Serial Port
3-pin RS232-compatible connector (for manufacturing
use only)
SAS Controller(s)
One LSISAS3008 Single SAS controller
SAS Bus Speed
12 Gb/s
SAS Ports
Two SAS connectors with four SAS ports each
Size of Flash ROM for Firmware
Minimum 16 Mbytes
Nonvolatile Random Access
Memory (NVRAM)
64 Kbytes for storing RAID configuration