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
How to upgrade DELL Precision M4500 up to 16GB RAM | cmexonat's blog
A-Tech 16GB KIT (2 x 8GB) For Dell Precision Notebook Series Mobile Workstation M4500 Mobile Workstation M4500 (Quad Core) Mobile Workstation M4600 M. SO-DIMM DDR3 NON-ECC PC3-10600 1333MHz RAM Memory at Amazon.com
16GB kit (8GBx2) Upgrade for a Dell Precision M4500 System (DDR3 PC3-12800, Non-ECC, ) at Amazon.com
DELL Precision M4500【Windows7 Pro 64bit・Core i7・16GB・新品SSD・高解像度】 | 中古パソコン | 格安ノートPC販売ならクリップ
DELL PRECISION M4500 (i5-560M, 8GB RAM, 256GB SSD,NVIDIA Quadro FX 880M, WINDOWS 10 PRO, 15.6-inch WXGA screen) | Lazada