How to upgrade DELL Precision M4500 up to 16GB RAM | cmexonat's blog
2GB Team High Performance Memory RAM Upgrade Single Stick For Dell Precision M4500 M6400 M6500. The Memory Kit comes with Life Time Warranty. at Amazon.com
Refurbished: Dell Precision M4500 15.6" Standard Laptop - Intel Core i7 720QM 1st Gen 1.6 GHz 8GB SODIMM DDR3 SATA 2.5" 500GB DVD-RW Windows 10 Pro 64-Bit - Newegg.com