The CT4G4DFS6266 is a DDR4 memory module designed by Crucial Retail, offering an impressive speed of 2666 MHz. It falls under the category of DDR4 2666 modules with 288 pins, compatible with the PC4-21300 specification. This module comes with a capacity of 4GB, arranged in a configuration of 512Mx64, using UDIMM (Unbuffered DIMM) architecture. It features a single rank x16 organization, which provides a good balance between high performance and power efficiency. Manufactured by Crucial Retail with a configuration of [512Mx16 4C], this memory module is engineered to deliver reliable speeds and enhanced data integrity for users aiming to upgrade their desktop computing experience. Its compatibility with a wide range of systems makes it a versatile choice for both general computing and demanding applications.