Smart Array P4400AR2GB FBWC12G

HP Smart Array P440ar/2GB FBWC 12Gb controller is an internal SAS RAID controller for server storage. HPE identifies the related controller part as 749796-001 and lists 749974-B21 as the P440ar/2GB FBWC option.

It has 2GB of flash-backed write cache and two internal x4 Mini-SAS connectors carrying eight SAS physical links. The 12Gb/s SAS interface is designed for managing connected storage arrays.

Supported functions include online RAID-level migration, which lets an administrator change RAID level while the array remains online. The controller is intended for server storage configurations that need SAS connectivity and RAID management.