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tecmac 2Gb (2X1Gb) Ram Memory Compatible with IBM Lenovo Thinkpad R50E Notebook Series Ddr1-Pc2700 (A49) : Amazon.in: Computers & Accessories
1GB RAM Memory for IBM ThinkPad R50e 1860 MemoryMasters Memory Module DDR SO-DIMM 200pin PC2700 333MHz Upgrade : Amazon.sg: Electronics
CMS 2GB (2X1GB) DDR1 2700 333MHZ Non ECC SODIMM Memory Ram Upgrade Compatible with IBM Lenovo® Thinkpad R50E Notebook Series Ddr1-Pc2700 - A49 at Amazon.com