The PNY PC2-6400 DDR2 (2 x 512 MB) 1 GB Kit Verto Memory is a high-performance memory kit designed for extreme gaming. With a total capacity of 1 GB split into two 512 MB modules, this SO-DIMM memory kit provides fast data transfer rates at 800 MHz. The PNY brand is known for its quality and reliability, making this DDR2 SDRAM memory kit a great choice for gamers looking to upgrade their system for enhanced gaming performance.