The Corsair 8 GB DIMM 1600 MHz PC3-12800 DDR3 SDRAM Memory module kit includes two DDR3 modules with a total capacity of 8 GB. With a bus speed of PC3-12800 (DDR3-1600) and 240 pins, this memory is designed for high performance in desktop computers. As a trusted brand in computer components, Corsair RAM is known for its reliability and quality, making it a great choice for upgrading your system's memory capacity.