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Product Details

The ServeRAID M5225-2GB SAS/SATA Controller is a 12 Gb SAS RAID controller with two external connectors to connect to SAS expansion enclosures. The adapter is part of the ServeRAID M Series family, which offers a complete server storage solution that consists of RAID controllers, cache/flash modules, energy packs, and software feature upgrades in an ultra-flexible offerings structure. These products are optimized to deliver performance that is demanded by the ever-growing I/O requirements of today's enterprises. The M5225-2GB is a small form factor PCIe RAID adapter for external storage, and it shares a common set of ServeRAID M Series Features on Demand (FoD) upgrades that are available for the entire family.

Technical specifications

The ServeRAID M5225-2GB SAS/SATA Controller has the following specifications:

  • LSI SAS3108 12 Gbps RAID on Chip (ROC) controller with the 1.2 GHz dual-core processor
  • PCI Low Profile, Half-length - MD2 form factor
  • Eight external 12 Gbps SAS/SATA ports (support for 12, 6, or 3 Gbps SAS speeds and 6 or 3 Gbps SATA speeds).Up to 12 Gbps throughput per port
  • Two external x4 mini-SAS HD connectors (SFF-8644)
  • PCI Express 3.0 x8 host interface
  • Support for RAID levels 0, 1, 10, 5, and 50 standard; support for RAID 6, 60 with the extra upgrade
  • 2 GB of onboard data cache (DDR3 that is running at 1866 MHz) with flash backup (MegaRAID flash cache protection technology)
  • Supports SAS and 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
  • Intermixing of 12 Gbps and 6 Gbps drives is supported
  • Supports connections to external drive enclosures
  • Supports up to 240 devices
  • Support for self-encrypting drives (SEDs) with MegaRAID SafeStore as a standard feature
  • Optional support for SSD performance acceleration with MegaRAID FastPath and SSD caching with MegaRAID CacheCade Pro 2.0
  • Support for up to 64 virtual disks, up to 128 arrays, up to 16 virtual disks per array, and up to 32 physical drives per array
  • Support for logical drive sizes greater than 2 TB
  • Configurable stripe size from 64 KB 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



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