The ADATA 4GB (3-Sticks) PC3-14900 DDR3L 1866 SODIMM Memory ADDS1866W4G13-BSSE is a high-quality memory module designed for computers and laptops. This memory module is a DDR3 SDRAM type with a total capacity of 4GB divided into three sticks. The bus speed is PC3-14900 (DDR3-1866) and each stick has a capacity of 4GB. With the ADATA brand known for reliability and performance, this memory module is a great choice for upgrading your computer's memory capacity.Pulled from working computers. 4 GB x 3 - 12 GB total 3 Ram sticks You are purchasing the exact items shown in the pictures. Thank you for checking out my listing. Be sure to see what else is listed on my page.