Crucial Technology CT2CP51272AP80E 8 GB (4 GBx2) Apple Specific DDR2 PC2-6400 CL=5 Fully Buffered ECC DDR2-800 1.8V 512Meg x 72 Memory Kit
Improve Mac performance with Crucial DRAM  - Mac systems can run even better with a memory upgrade from Crucial, where Apple memory is certified, OEM-quality, and guaranteed compatible. It's also surprisingly affordable. Crucial reliability and quality make these products the perfect solution for desktop upgrades.  Easy to find, easy to buy, and easy to install, Crucial's Apple-compatible memory is rigorously tested and comes from a division of one of the largest DRAM manufacturers in the world.  With over a decade in the DRAM business, Crucial is a recognized name in memory products. Price-competitive, high-quality, and reliable, Crucial DRAM is backed by industry-leading warranties and outstanding service and support. And because they're available in a wide range of speeds and capacities, there's an ideal Crucial DRAM upgrade for nearly every Mac user.