The Samsung 8GB PC3L-12800R-11-12-B1-D3 Memory Module is a high-quality DDR3 SDRAM memory module with a total capacity of 16GB, split into two 8GB modules. With a bus speed of PC3-12800 (DDR3-1600), this DIMM module is perfect for improving the performance and speed of your computer. Designed by Samsung, a trusted brand in the industry, this memory module is reliable and efficient for enhancing your computer's memory capabilities.