The K4A4G165WF-BIWE is a DDR4 DRAM module designed and manufactured by Samsung, a leading name in the semiconductor industry. This module is built with a configuration of 256Mx16, totaling 4 gigabits (Gb) of high-speed, high-density memory. It operates at a speed of DDR4-3200, which indicates its data transfer rate of 3200 MT/s (MegaTransfers per second), providing a balance between high performance and power efficiency. This type of memory is commonly used in desktops, laptops, and servers requiring fast and reliable RAM to manage multiple applications and data-intensive tasks simultaneously. Samsung's commitment to quality ensures that the K4A4G165WF-BIWE meets the stringent requirements for stability, reliability, and longevity, making it an excellent choice for system builders and manufacturers looking to upgrade or build new systems with dependable DDR4 memory.