The M471A5244BB0-CPB from Samsung is a DDR4 SODIMM memory module designed for use in laptops and small form factor PCs that support DDR4 2133 MHz memory. This 4GB module is specced with DDR4-2133P, enabling it to operate at a speed of 2133 MHz, which significantly boosts system performance, particularly in multitasking and data-intensive applications. The module's 512Mx64 configuration suggests it's crafted for high efficiency, and it connects through a 260-pin SODIMM interface, facilitating broad compatibility and easy integration into existing systems. Unique to this model is its 1Rx16 architecture, which indicates a single rank memory module with 16 banks, optimized for enhanced bandwidth and performance while maintaining low power consumption. The module utilizes Samsung's advanced [512Mx16 4C] technology, making it highly efficient in terms of power usage and heat emission, ideal for users aiming to improve their computing experience without compromising on battery life or system stability. For those looking to upgrade their compatible devices, the M471A5244BB0-CPB offers a balanced blend of performance, reliability, and energy efficiency, embodying Samsung's leadership in the semiconductor industry.