The following table summarizes features of supported HBAs.
Table 21. SAS RAID controller and HBA features and specifications summary (PN = Part number)
Feature
M5225-2GB
N2226
N2225
Part number
00AE938
00AE916
00AE912
Form factor
Low profile
Low profile
Low profile
Controller chip
LSI SAS3108
LSI SAS3008
LSI SAS3008
Host interface
PCIe 3.0 x8
PCIe 3.0 x8
PCIe 3.0 x8
Port interface
12 Gbps SAS
12 Gbps SAS
12 Gbps SAS
Number of external ports
8
16
8
External port connectors
2x Mini-SAS HD
(SFF-8644)
4x Mini-SAS HD
(SFF-8644)
2x Mini-SAS HD
(SFF-8644)
Drive interface
SAS, SATA
SAS, SATA
SAS, SATA
Drive type
HDD, SED, SSD
HDD, SSD
HDD, SSD
Maximum number of devices
240
1024
1024
RAID levels
0/1/10/5/50;
Optional 6/60 (PN 47C8706)
None
None
JBOD mode
No
Yes
Yes
Cache
2 GB (included)
None
None
Cache protection
Flash (included)
None
None
Performance Accelerator (FastPath)
Optional (PN 47C8710)
None
None
SSD Caching (CacheCade Pro 2.0)
Optional (PN 47C8712)
None
None
For more information, see the following Lenovo Press Product Guides:
ServeRAID M5225-2GB:
http://lenovopress.com/tips1258
N2225 and N2226 SAS/SATA HBAs:
http://lenovopress.com/tips1175
Fibre Channel host bus adapters
The following table lists Fibre Channel HBAs supported by the x3550 M5 server.
Table 22. Fibre Channel HBAs
Part
number
Feature
code
Description
Maximum
supported
16 Gb Fibre Channel - PCIe Low Profile (supported in Low Profile and Half-High PCIe slots)
81Y1662
A2W6
Emulex 16Gb FC Dual-port HBA
2*
81Y1655
A2W5
Emulex 16Gb FC Single-port HBA
2*
00Y3337
A3KW
QLogic 16Gb FC Single-port HBA
2*
00Y3341
A3KX
QLogic 16Gb FC Dual-port HBA
2*
8 Gb Fibre Channel - PCIe Low Profile (supported in Low Profile and Half-High PCIe slots)
42D0494
3581
Emulex 8Gb FC Dual-port HBA
3
42D0485
3580
Emulex 8Gb FC Single-port HBA
3
42D0510
3579
QLogic 8Gb FC Dual-port HBA
3
42D0501
3578
QLogic 8Gb FC Single-port HBA
3
* Supported only in the PCIe slots 2 and 3.
Lenovo System x3550 M5 (E5-2600 v3)
28