IBM 46M0830 Benutzerhandbuch

ServeRAID M5025 SAS/SATA Controller for IBM System x

Part number information

Table 1. Ordering part numbers and feature codes

Description

Part number

Feature code

ServeRAID M5025 SAS/SATA Controller

46M0830

0094

ServeRAID M5000 Series Advanced Feature Key

46M0930

5106

IBM 3m SAS Cable

39R6531

3707

IBM 1m SAS Cable

39R6529

3708

The ServeRAID M5025 includes the following items:

One ServeRAID M5025 adapter card with full-height (3U) bracket



Low-profile (2U) bracket



ServeRAID M5000 battery (attached)



Battery Remote Mount Cable



Documentation CD



The

IBM Important Notices

Document



Specifications

The ServeRAID M5025 adapter card has the following specifications:

Eight external 6 Gbps SAS 2.0 ports implemented via two four-lane (x4) connectors



Two mini-SAS external connectors (SFF-8088)



6 Gbps throughput per SAS port



800 MHz PowerPC processor with LSI SAS2108 6 Gbps RAID on Chip (ROC) controller



PCI Express 2.0 x8 host interface



512 MB onboard data cache (DDR2 running at 800 MHz)



Intelligent lithium polymer battery backup unit standard with up to 48 hours of data retention



Supports RAID levels 0, 1, 5, 10, and 50 (RAID 6 and 60 support with the optional M5000 Advanced



Feature Key)

Connects to



Up to 240 SAS or SATA drives



Up to 9 daisy-chained enclosures per port



SAS and SATA drives are supported, but the mixing of SAS and SATA in the same RAID array is not



supported

Supports up to 64 logical volumes



Supports LUN sizes up to 64 TB



Configurable stripe size up to 1 MB



Compliant with Disk Data Format (DDF) configuration on disk (COD)



S.M.A.R.T. support



The key difference between the ServeRAID M5025 and M5015 RAID controllers is that the M5025 has

two external SAS 2.0 x4 connectors and the M5015 has two internal SAS 2.0 x4 connectors.