Samsung 16GB DDR4-2666 ECC RDIMM M393A2K40BB1-CTD | Server Memory

Keep server workloads responsive with Samsung’s 16 GB DDR4-2666 ECC registered module. Built to PC4-21300 specifications, this DIMM is designed for systems that need stable capacity expansion without compromising reliability. ECC support helps detect and correct memory errors, while the registered design reduces electrical load on the memory controller in multi-DIMM server configurations. At 2,666 MT/s with CL19 latency, this module fits well in environments where predictable performance and platform compatibility matter. The 1Rx4 organization supports efficient memory density for mainstream server deployments, making it a practical choice for virtualization hosts, application servers, and infrastructure nodes that need more headroom. For teams standardizing on Samsung memory, this module offers a straightforward path to extend service life on supported platforms. It is a sensible upgrade when you need server-grade memory that balances capacity, reliability, and compatibility in a single part number.