Are you looking to protect your data, expand the storage inside the server or secure the data? The HP Smart Array P440/2GB Controller is a low-profile, PCIe 3 x 8, 12 Gb/s Serial Attached SCSI (SAS) RAID controller that provides enterprise-class storage performance, increased internal scalability with SAS Expander card, & data protection for HP Pro Liant Gen 9 10/100 series rack & tower servers. It features eight internal physical links & delivers increased server uptime by providing advanced storage functionality, including online RAID level migration between any RAID levels with flash back write cache (FBWC), global online spare, & pre-failure warning. The Gen 9 family of controllers supports the HP Smart Storage Battery. With HP Smart Storage Battery, multiple Smart Array controllers are supported without needing additional backup power sources for each controller, resulting in simple upgrade process.