The HPE Smart Array P244br 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. It features two internal physical links and delivers increased server uptime by providing advanced storage functionality with flash-backed write cache (FBWC). The Smart Array P244br 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. The Gen9 Server family of controllers supports the HPE Smart Storage Battery. With HPE Smart Storage Battery, multiple Smart Array controllers are supported without needing additional backup power sources for each controller, resulting in a simple upgrade process and at a reduced cost.

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Ports	Internal: 2 SAS/SATA physical links across 2 x1 internal ports
Performance	12Gb/s SAS (1200 MB/s theoretical bandwidth per physical lane) 6Gb/s SATA (600 MB/s theoretical bandwidth per physical lane) PCI Express Gen3 x8 link width 1 GiBytes 40-bit DDR3-1866MHz Flash-Backed Write Cache provides up to 7.5GB/s maximum cache bandwidth Read ahead caching Write-back caching
Online Management Features	Online array expansion Online capacity expansion Online logical drive extension Online RAID level migration Online stripe size migration Online mirror split, recombine, and rollback Online active drive replacement Online drive firmware upgrade Online and high performance offline Rapid Parity Initialization (RPI) Unlimited global online spares assignment User selectable expand and rebuild priority User selectable RAID level and stripe size User selectable read and write cache sizes Supports Predictive Spare Activation