4GB 2X2GB Memory RAM for Fujitsu Lifebook T Series T4220 200pin 667MHz PC2-5300 DDR2 SO-DIMM Black Diamond Memory Module Upgrade - Walmart.com
4GB Team High Performance Memory RAM Upgrade Single Stick For Fujitsu LifeBook A1220 A530 AH530 Laptop. The Memory Kit comes with Life Time Warranty. at Amazon.com