The HPE Smart Array P246br Controller is a Flexible Smart Array, 12Gb/s SAS RAID controller that provides enterprise-class storage performance and data protection for the HPE ProLiant BL460c Gen9 Server Blade when adding D2220sb in adjacent slot. It features four internal physical links and delivers increased server uptime by providing advanced storage functionality with flashbacked write cache (FBWC). The Smart Array P246br Controller delivers increased server uptime by providing advanced storage functionality; including 1GB flash back write cache, pre-failure warning, and optional Secure Encryption. Data compatibility between HPE Smart Array Controllers means customers can easily upgrade to future Smart Array Controllers.