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CMS 4GB (2X2GB) DDR2 6400 800MHZ Non ECC SODIMM Memory Ram Upgrade Compatible with Toshiba® Satellite L355-S7900, L355-S7902, L355-S79023 - A39 at Amazon.com
DDR2 SDRAM - Wikipedia
OFFTEK 2GB Replacement Memory RAM Upgrade for Dell Studio 1737 (4GB Max) ( DDR2-6400) Laptop Memory at Amazon.com
SUPERMICRO X7DGT-iNF-B 5000X/ESB2 DUAL LGA771 1333FSB FB-DIMM BULK MAX RAM 32GB DDR2-667 ECC FB-DIMM W/ 1 x PCIEx8 / 1 x INFINIBAND/ SATA RAID/ 2 x GIGABIT LAN/ USB2.0/ VIDEO SERVER BOARD