Samsung's M471A5143DB0-CPB is a DDR4 SODIMM module designed to expand the capabilities of laptops and compact PCs. Boasting a 4GB capacity constructed from eight 512Mx8 memory chips, this module operates at a frequency of 2133MHz (DDR4-2133P). It is engineered using a 1Rx8 configuration (single rank), providing an optimal balance between performance and energy efficiency. The 260-pin interface ensures compatibility with a broad array of devices supporting DDR4 memory, making it an excellent upgrade for increasing your system's memory capacity, enhancing multitasking, and improving the responsiveness of memory-intensive applications.