Dell Latitude E5440 RAM Memory How-To Video Tutorial - YouTube
Dell Latitude E5440 Laptop Computer, 2.0 GHz Intel i5 Dual Core Gen 4, 8GB DDR3 RAM, 500GB Hard Disk Drive (HDD) SATA Hard Drive, Windows 10 Home 64Bit, 14" Screen (Used) - Walmart.com
Memory RAM Upgrade for Dell Latitude E5440 4GB/8GB DDR3 SODIMM | eBay
8GB Memory RAM for Dell Latitude E5440 E5540 E6440 E6540 E7240 E7440 DDR3 SODIMM | eBay