The Ideal Server Memory Upgrade This quad rank 512GB PC4-2400T server memory upgrade bundle (8 x 64GB modules), with a speed of 2400MT/s and a 19200MB/s data rate, is a great way to give a performance boost to your HP ProLiant Gen9 / Apollo server. Introduced in 2014, DDR4 is the most advanced memory format currently available. It delivers 50% more bandwidth than its DDR predecessor, which enables the CPU to complete more tasks, as well as 40% more energy efficiency which reduces the costs of running your server.The modules in this bundle are load reduced DIMM (LRDIMM). By using modern buffer chips, LRDIMM increases server capacity and speed for efficient server performance. Increased Server Reliability and Performance This server memory module features an ECC (error-correcting code) which discovers and corrects the most common kinds of internal data corruption, which prevents negative impacts such as system crashes or downtime. Wondering if your HP ProLiant server is compatible with this product? Just drop us a line and well be happy to help!