The AD4U26664G19-SGN by Adata is a DDR4 memory module designed for desktop computers. Offering 4GB of capacity, this module operates at a speed of 2666MHz, conforming to the PC4-21300 specification. The module uses a 512Mx64 UDIMM configuration, making it an ideal choice for users looking to upgrade their system's memory for improved performance in daily computing tasks, multimedia applications, and gaming. Operating at a voltage of 1.2V, it is designed to be energy efficient, reducing the overall power consumption of the system. The 288-pin connector ensures compatibility with most mainstream motherboards designed for DDR4 technology. Manufactured by Adata, a company known for its reliable and high-quality memory products, this module is engineered to provide fast and stable performance for a wide range of desktop computing needs.