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512MB RAM Memory for IBM ThinkPad R50e 1846 Black Diamond Memory Module DDR SO-DIMM 200pin PC2700 333MHz Upgrade System Specific Memory - Newegg.com
IBM R50 Thinkpad Disassembly for Intel SL6N5 Pentium M 1.7ghz CPU Upgrade - YouTube
R50e | IBM Wiki | Fandom
LENOVO THINKPAD T61 CORE 2 DUO T8100 @ 2.1 GHZ, 1GB RAM, NO HDD/OS (PARTS) – ASA College: Florida
IBM Lenovo ThinkPad R50e 15.0" Laptop Windows XP Home 512MB RAM 30GB HDD | #1787469299
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
OFFTEK 1GB Replacement Memory RAM Upgrade for IBM-Lenovo ThinkPad R50e (1834-xxx) (PC2700) Laptop Memory at Amazon.com