Crucial Technology CT51272AF667 - 4GB 667MHz DDR2 ECC FB

When you buy Crucial memory you're buying directly from the largest DRAM manufacturer in America and one of the top three in the world. Crucial Technology is a division of Micron. We have more than 20 years of industry experience most efficient DRAM manufacturer and many of the world's leading computer manufacturers use our memory. Crucial brings that same high-quality memory directly to you the end consumer.