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Dell Latitude E5420 Intel Core i7-2620M CPU @ 2.70GHz, 4 GB RAM, 500 GB HDD with Microsoft Windows 10 Professional and Microsoft Office 2010 Home & Business.
8GB (2 X 4GB) Memory for Dell Latitude E5420, E5430, E5520, E5530 Laptop RAM | eBay
Dell Latitude E5420 14" Laptop Computer Intel Core i5 4GB 128GB SSD Windows 10 Home and WIFI
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CMS 8GB (2X4GB) DDR3 12800 1600MHz Non ECC SODIMM Memory Ram Upgrade Compatible with Dell® Latitude E5420 Notebook - A21 at Amazon.com
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CMS 8GB (2X4GB) DDR3 12800 1600MHz Non ECC SODIMM Memory Ram Upgrade Compatible with Dell® Latitude E5420 Notebook - A21 at Amazon.com