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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System x3550 M4 (E5-2600 v2) (withdrawn product)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†