Lenovo x3550 M5 Product Manual page 22

Feature
RAID levels
JBOD mode
Cache
SED support (SafeStore)
Performance Accelerator (FastPath)
SSD Caching (CacheCade Pro 2.0)
For more information, see the list of Product Guides in the RAID adapters category:
https://lenovopress.com/servers/options/raid
The following table lists supported combinations of the storage controllers and drive types for the
System x3550 M5 drive bay configurations.
Table 14. Storage controllers, drive types, and internal drive bays
Drive bays
Front drive bays
4/8/10x 2.5-inch SAS/SATA
hot-swap (front)
4x 3.5-inch SAS/SATA
hot-swap (front)
2x 2.5-inch PCIe SSD
non-hot-swap (front)
Rear drive bays
2x 2.5-inch SAS/SATA
hot-swap (rear)#
# Rear drives are connected to the SAS expander on the 10-drive backplane (supported only for 10x 2.5" front drive bay models).
* SEDs are supported with the RAID 5 FoD upgrade (00AE930).
** SEDs are supported with the RAID 5 FoD upgrade (47C8708) or any cache upgrade (47C8656, 47C8660, 47C8664, 47C8668).
Lenovo System x3550 M5 (Machine Type 8869)
M1215
0/1/10;
Optional 5/50 (00AE930)
Yes
None
Yes (with RAID 5
FoD upgrade)
No
No
Drive type
Storage SAS NL SAS
Controller HDD HDD
M1215 Yes Yes
M5210 Yes Yes
N2215 Yes Yes
M1215 Yes Yes
M5210 Yes Yes
N2215 Yes Yes
PCIe SSD No No
Extender
M1215 Yes Yes
M5210 Yes Yes
N2215 Yes Yes
M5210
0/1/10; Optional 5/50
(RAID 5 FoD, 47C8708,
or cache upgrades);
Optional 6/60 (47C8706)
Yes (without cache)
1 GB no backup (47C8656)
1 GB flash backup (47C8660)
2 GB flash backup (47C8664)
4 GB flash backup (47C8668)
Yes (with RAID 5 FoD upgrade
or any cache upgrade)
Optional (47C8710)
Optional (47C8712)
NL SATA SAS
HDD SED
Yes Yes*
Yes Yes**
Yes No
Yes No
Yes No
Yes No
No No
Yes Yes*
Yes Yes**
Yes No
N2215
None
Yes
None
No
No
No
SAS SATA PCIe
SSD SSD SSD
Yes Yes No
Yes Yes No
Yes Yes No
No Yes No
No Yes No
No Yes No
No No Yes
Yes Yes No
Yes Yes No
Yes Yes No
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