Supported RAID cache cards

User this information for an overview of the RAID cache cards that the server supports and notes about the cache card.

The following table lists the supported RAID cache cards. For more information about enabling Features on Demand RAID software, see Enabling Features on Demand RAID software.

Table 1. Supported RAID cache cards and where you can install the cache cards..

Three-column table that lists the supported RAID cache cards, where to install them, and notes about the cards

RAID cache card	Where to install the card	Notes
ServeRAID M5100 Series 512 MB Cache/RAID 5 Upgrade for System x (RAID cache card)	You can install this cache card in the optional SAS adapter connector on the following ServeRAID controller: ServeRAID M5120 SAS/SATA Controller for System x	Provides RAID levels 5 and 50 upgrade support. To keep the SDRAM on this cache card in a self-refresh state, you can purchase and attach the optional ServeRAID M5100 Series Battery Kit for System x. Enables the ServeRAID controller to run MegaRAID firmware. Has 40-bit memory.
ServeRAID M5100 Series 512 MB Flash/RAID 5 Upgrade for System x (RAID cache card)	You can install this cache card in the optional SAS adapter connector on the following ServeRAID controller: ServeRAID M5120 SAS/SATA Controller for System x	Provides RAID levels 5 and 50 upgrade support. This cache card comes with a flash power module (Supercap pack) that you can attach to this card. It powers the integrated RAID subsystem long enough to store the cache contents to flash in the event of a power loss. For information on where the flash power module must be installed in the server, see Installing a RAID adapter flash power module in the storage book and Installing a RAID adapter flash power module in the standard I/O book. Enables the ServeRAID controller to run MegaRAID firmware. Has 72-bit memory.
ServeRAID M5100 Series 1 GB Flash/RAID 5 Upgrade for System x (RAID cache card)	You can install this cache card in the optional SAS adapter connector on the following ServeRAID controller: ServeRAID M5120 SAS/SATA Controller for System x	Provides RAID levels 5 and 50 upgrade support. This cache card comes with a flash power module (Supercap pack) that you can attach to this card. It powers the integrated RAID subsystem long enough to store the cache contents to flash in the event of a power loss. For information on where the flash power module must be installed remotely in the server, see Installing a RAID adapter flash power module in the storage book and Installing a RAID adapter flash power module in the standard I/O book. Enables the ServeRAID controller to run MegaRAID firmware. Has 72-bit memory.

For information about the supported RAID adapters, see Supported RAID adapters. For information about the supported Features on Demand software RAID, see Supported Features on Demand software.