The A-Tech 8GB PC4-21300 (DDR4-2666) Memory module is a high-quality RAM upgrade for your computer. With a total capacity of 8GB split into one module, it offers fast and efficient performance. The DDR4 SDRAM technology and 288 pins ensure reliable operation, while the PC4-21300 bus speed provides quick data transfer rates. Upgrade your system with this A-Tech memory module for improved speed and multitasking capabilities.