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OFFTEK 4GB Replacement Memory RAM Upgrade for Fujitsu-Siemens LifeBook E780 (DDR3-10600) Laptop Memory at Amazon.com
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Fujitsu LifeBook E780 Laptop PC - 15.6 HD Display, Intel Core i5-460M 2.53GHz Dual-Core Processor, 6GB DDR3 RAM, 500GB HDD, Intel HD Graphics, Windows 10 Pro 64-bit (Refurbished) - 14-FJ-E780-06 at TigerDirect.com
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Fujitsu LifeBook E780 Laptop PC - 15.6 HD Display, Intel Core i5-460M 2.53GHz Dual-Core Processor, 6GB DDR3 RAM, 500GB HDD, Intel HD Graphics, Windows 10 Pro 64-bit (Refurbished) - 14-FJ-E780-06 at TigerDirect.com
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