SAS adapters for external storage
The following table lists SAS RAID controllers and HBAs for external storage attachments that are
supported by the System x3250 M6 server.
Table 22. SAS RAID adapters and HBAs for external storage
Description
Part
number
Feature
code
Maximum
supported
I/O slots
supported
12 Gbps SAS RAID adapter - PCIe
ServeRAID M5225-2GB SAS/SATA Controller 00AE938 A5ND 1 2
Feature on Demand (FoD) upgrades for the M5225 (one per server)*
ServeRAID M5200 Series RAID 6 Upgrade 47C8706 A3Z5 1* -
ServeRAID M5200 Series Performance Accelerator 47C8710 A3Z7 1* -
ServeRAID M5200 Series SSD Caching Enabler 47C8712 A3Z8 1* -
12 Gbps SAS HBAs - PCIe
N2225 SAS/SATA HBA 00AE912 A5M0 1 2
* One FoD upgrade for the M5225 activates the feature on all M5200 series controllers (M5210, M5225) installed in a server.
The following table summarizes features of supported HBAs.
Table 23. SAS RAID controller and HBA features and specifications summary (PN = Part number)
Feature M5225-2GB N2225
Part number 00AE938 00AE912
Form factor Low profile Low profile
Controller chip LSI SAS3108 LSI SAS3008
Host interface PCIe 3.0 x8 PCIe 3.0 x8
Port interface 12 Gbps SAS 12 Gbps SAS
Number of external ports 8 8
External port connectors 2x Mini-SAS HD (SFF-8644) 2x Mini-SAS HD (SFF-8644)
Drive interface SAS, SATA SAS, SATA
Drive type HDD, SED, SSD HDD, SSD
Maximum number of devices 240 1024
RAID levels 0/1/10/5/50;
Optional 6/60 (PN 47C8706)
None
JBOD mode No Yes
Cache 2 GB (included) None
Cache protection Flash (included) None
Performance Accelerator (FastPath) Optional (PN 47C8710) None
SSD Caching (CacheCade Pro 2.0) Optional (PN 47C8712) None
For more information about the ServeRAID M5225-2GB, see the Lenovo Press Product Guide:
http://lenovopress.com/tips1258
For more information about SAS HBAs, see the list of Product Guides in the Host bus adapters category:
http://lenovopress.com/servers/options/hba
Fibre Channel host bus adapters
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