The Perfect Server Memory Upgrade Bundle This dual rank 256GB PC4-2133P-R server memory upgrade bundle(16x16GB), with a speed of 2133MT/s and a 17000MB/s data rate, is a fantastic 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 on the market. It delivers 50% more bandwidth than its DDR predecessor, which enables the CPU to be more productive. It also demonstrates 40% more energy efficient performance which reduces the costs of running your data centre. Increased Reliability and Performance This server memory module bundle 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. By utilising LRDIMM (Load Reduced DIMM) technology, the memory in this bundle is able to increase server speed and capacity through the installed buffer chip. This HP Memory Bundle is compatible with the HP DL360, HP DL380, HP BL460c and the HP ML50 Gen 9. If you have any questions or need any further advice, get in touch!