The HP Smart Array P420 Controller: Enterprise Class Storage Performance and Data Protection The HP Smart Array P420 Controller is a powerful and reliable RAID controller designed for select HP ProLiant Gen8 rack and tower servers. With its low profile design, 6 Gb/s data transfer rate, and PCIe 3.0 interface, this controller delivers second generation storage performance for your business needs. Advanced Storage Functionality for Increased Server Uptime Featuring eight internal SAS ports, the HP Smart Array P420 Controller offers advanced storage functionality to ensure maximum server uptime. With online RAID level migration, global online spare, and pre-failure warning, you can easily manage and protect your data with ease. Seamless Data Compatibility with Future Smart Array Controllers Upgrade to future Smart Array Controllers with ease, as the HP Smart Array P420 Controller offers data compatibility between HP Smart Array Controllers. This means you can easily upgrade your storage capabilities without worrying about data compatibility issues. HP Smart Array Advanced Pack 2.0 Firmware for Enhanced Data Protection The HP Smart Array Advanced Pack 2.0 firmware offers advanced functionality for this next generation of Smart Array controllers. With features such as RAID 1 ADM (Advanced Data Mirroring), you can protect your data and ensure its long term retention. Improved Performance and Reduced Setup Time Experience up to 3x performance improvement over past generations with the HP Smart Array P420 Controller. With up to 2 GB DDR3-1333 cache memory and flash back write cache (FBWC) as a standard feature, you can enjoy increased performance and reduced initial setup time. Support for Various RAID Levels for Flexible Data Management The HP Smart Array P420 Controller offers support for RAID 0/1, 1+0, 5, 50, 6, and 60, giving you the flexibility to manage your data according to your specific needs. With predictive spare activation, you can also improve rebuild times and maximize uptime for your business. Reduced Parity Initialization for Faster Data Protection With the HP Smart Array P420 Controller, you can reduce parity initialization time from 45 days to just 5 hours. This means your data will be protected and available for use in a much shorter amount of time, ensuring minimal downtime for your business.