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parts-quick 8GB DDR3 Memory for Lenovo ThinkPad X230 Notebook PC3-12800S 204 pin 1600MHz SODIMM Compatible RAM Brand at Amazon.com
CMS 16GB (2X8GB) DDR3 12800 1600MHz Non ECC SODIMM Memory Ram Upgrade Compatible with Lenovo® Thinkpad X230 Tablet Series - A7 at Amazon.com
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Lenovo ThinkPad X230 3435-24U 13-inch Tablet PC (Intel Core i7-3520M processor, 4GB RAM, 500GB Hard Drive, Windows 7 Professional)