ServeRAID M5210 SAS/SATA Controller

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The ServeRAID M5120 SAS/SATA Controller has the following specifications:

PCI Low Profile, Half-length – MD2 form factor

Eight external 6 Gbps SAS/SATA ports

Two external Mini-SAS connectors (SFF-8088)

6 Gbps throughput per port

800 MHz dual-core IBM PowerPC® processor with LSI SAS2208 6 Gbps RAID on Chip (ROC) controller

PCI Express 3.0 x8 host interface

Support for RAID levels 0, 1, 10 standard, support for RAID 5, 50 and 6, 60 with additional upgrades

Onboard data cache (DDR3 running at 1333 MHz) required for M5120 operations (does not come standard, must be purchased in addition to M5120) with the choice of:

512 MB with optional battery backup

512 MB or 1 GB with flash backup (MegaRAID CacheVault technology)

Supports SAS, SATA HDDs, and SSDs

Intermix of SAS and SATA HDDs and SSDs is supported, but the mixing of different drives type in the same array (drive group) is not recommended

Connects to up to 240 external drives

Supports connections to EXP2512 and EXP2524 external expansion enclosures

Optional support for self-encrypting drives (SEDs) with MegaRAID SafeStore

Optional support for SSD performance acceleration with MegaRAID FastPath and

SSD caching with MegaRAID CacheCade Pro 2.0

Supports up to 64 virtual drives, up to 128 drive groups, up to 16 virtual drives per one drive group, and up to 32 physical drives per one drive group

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

MegaRAID Storage Manager management software

The ServeRAID M5120 SAS/SATA Controller supports connectivity to the IBM System Storage® external expansion enclosures listed in the following table. Up to nine expansion enclosures can be daisy chained per one M5120’s external port. For better performance, distribute expansion enclosures evenly across both M5120 ports.

IBM System Storage external expansion enclosures