The Elpida 2GB DDR2 DIMM PC2-6400E-666 240-Pin ECC RAM is a high-quality memory module designed for computers that require reliable and efficient performance. With a total capacity of 2GB spread across two 1GB modules, this RAM is perfect for improving the speed and responsiveness of your system. The ECC memory feature ensures data accuracy and integrity, making it ideal for demanding tasks such as gaming, multimedia editing, and multitasking. With a lifetime manufacturer warranty, you can trust in the durability and longevity of this Elpida RAM module.