The M386A8K40BM1-CRC is a 64GB DDR4-2400 Registered DIMM (RDIMM) memory module from Samsung. This type of memory is designed for servers and workstations, offering high capacity and reliability for demanding applications. “DDR4-2400” indicates that it operates at a data transfer rate of 2400 megatransfers per second (MT/s). “RDIMM” signifies that it is a registered module, which includes a register to buffer address and command signals, enhancing stability and allowing for higher memory capacities in server systems. The “64GB” denotes its storage capacity. The “CRC” at the end of the model number likely indicates a specific configuration or revision. Samsung is a major manufacturer of memory modules, and this part is typical of their enterprise-grade offerings.
