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External disk storage expansion
The server supports attachment to external storage expansion enclosures, such as the EXP2500 series, by
using either the ServeRAID M5120 (6 Gbps) or M5225 (12 Gbps) SAS/SATA Controller.
Table 22. RAID controllers and options for external disk storage expansion
Part number
Feature
code
81Y4478**
A1WX
00AE938
A5ND
Hardware upgrades for the M5120 (per controller)
81Y4508
A22E
81Y4484
A1J3
81Y4487
A1J4
81Y4559
A1WY
47C8670
A4G6
Feature on Demand upgrades for the M5120 (per server)
81Y4544
A1X2
90Y4318
A2MD
90Y4273
A2MC
81Y4546
A1X3
Feature on Demand upgrades for the M5225 (per server)
47C8706
A3Z5
47C8710
A3Z7
47C8712
A3Z8
* The ServeRAID M5100 Series Battery Kit (81Y4508) is only supported with ServeRAID M5100 Series 512MB
Cache/RAID 5 Upgrade (81Y4484).
† This FoD upgrade requires a cache memory upgrade.
** The ServeRAID M5120 SAS/SATA Controller requires the x3550 M4 Thermal Solution Kit, 00Y7117 or the second
processor (with additional system fans).
The ServeRAID M5120 SAS/SATA Controller has the following specifications:
Eight external 6 Gbps SAS/SATA portscool
Two external x4 mini-SAS connectors (SFF-8088)
Supports RAID levels 0, 1, and 10
Supports RAID levels 5 and 50 with optional M5100 Series RAID 5 upgrades
Supports RAID 6 and 60 with the optional M5100 Series RAID 6 Upgrade
Supports 512 MB battery-backed cache or 512 MB, 1 GB, or 2 GB flash-backed cache
Up to 6 Gbps throughput per port
PCIe x8 Gen 3 host interface
Based on the LSI SAS2208 6 Gbps ROC controller
Supports connectivity to the EXP2512 and EXP2524 storage expansion enclosures
System x3550 M4 (E5-2600 v2) (withdrawn product)
Description
ServeRAID M5120 SAS/SATA Controller
ServeRAID M5225-2GB SAS/SATA Controller
ServeRAID M5100 Series Battery Kit
ServeRAID M5100 Series 512MB Cache/RAID 5
Upgrade
ServeRAID M5100 Series 512MB Flash/RAID 5 Upgrade 1
ServeRAID M5100 Series 1GB Flash/RAID 5 Upgrade
ServeRAID M5100 Series 2GB Flash/RAID 5 Upgrade
ServeRAID M5100 Series Zero Cache/RAID 5 Upgrade
ServeRAID M5100 Series SSD Caching Enabler
ServeRAID M5100 Series SSD Performance Key
ServeRAID M5100 Series RAID 6 Upgrade
ServeRAID M5200 Series RAID 6 Upgrade
ServeRAID M5200 Series Performance Accelerator
ServeRAID M5200 Series SSD Caching Enabler
Maximum
Standard models
supported
where used
2**
-
1
-
1*
-
1
-
-
1
-
1
-
1
-
1†
-
1†
-
1†
-
1
-
1
-
1
-
31