This product is a lot of 25 DDR3 RAM sticks, each with a capacity of 2GB. The total capacity of the lot is 48GB. These memory sticks are designed for desktop use and have a bus speed of PC3-10600 (DDR3-1333). They come from mixed brands, making it a versatile option for upgrading your computer's memory capacity. With a total of 48GB of RAM, your computer should run smoother and faster for various tasks.