The A-Tech 16GB 2x 8GB DDR3 1600 MHz Desktop RAM modules are designed for various computer brands such as Dell, HP, Compaq, Apple, Intel, IBM, Lenovo, Toshiba, Acer, Asus, and Sony. These non-ECC unbuffered RAM modules have a total capacity of 16GB divided into two 8GB modules. With a frequency of 1600MHz and a bus speed of PC3-12800, these DDR3 SDRAM modules offer compatibility and performance for desktop systems. The modules come with a lifetime warranty and are manufactured in the United States. Ideal for upgrading or replacing existing RAM modules, these A-Tech modules provide reliable and efficient memory capacity for your computer system.