Users looking to boost their system will find Kingston KVR26S19S6/4BK 4GB DDR4 SoDimm 1.2V Memory Module an excellent choice as it is one of the best performing options available. Its memory bandwidth enables 2666 MHz memory with low latency, providing enhanced utilization of system resources. The module works with newer systems that employ DDR4 memory and require less power, 1.2V,, thus conserving energy. This module works best for users who wish to enhance the performance of their modern systems.