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Crucial 4GB kit (2GBx2) DDR2 667MHz (PC2-5300) CL5 SODIMM 200-pin memory upgrade for Mac CT2K2G2S667M

Increases system performance
Compatible with Mac systems
Every single module extensively tested at the component and module level for functionality
Meets or exceeds Apples own quality requirements
Easy installation
Available in DDR2 and DDR3 SODIMMs in capacities up to 8 GB