This 800GB ThinkSystem PM1645 SAS 12Gb/s 2.5" Mainstream Hot Swap Solid State Drive is a high-performance solid state drive suitable for a wide range of applications running on ThinkSystem servers. This drive's 12Gb/s SAS interface supports full duplex data transfers for higher performance, as well as dual port connectivity and enterprise-level error recovery for better availability. By combining the enhanced reliability of Samsung NAND flash memory silicon with NAND Flash management technologies, the PM1645 delivers the extended endurance of up to three drive writes per day (DWPD) for 5 years, which is suitable for many enterprise applications.