The Geil PC2-6400 DDR-2-800 memory module is a high-quality RAM solution for computers. With a total capacity of 2GB split into two 2GB modules, this DDR2 SDRAM DIMM is designed for reliable performance. The memory features ECC (Error Correcting Code) technology, ensuring accuracy in data processing. The manufacturer warranty for lifetime support further adds to the value of this product, making it a dependable choice for enhancing your computer's memory capacity.