Lenovo ThinkPad T420 Core i5 | 4GB | 250GB HD - Green IT
Lenovo Thinkpad T420 Series - Notebookcheck.net External Reviews
8GB Stick for IBM Lenovo ThinkPad T Series T420 T420i T420s T520 T520i. SO-DIMM DDR3 Non-ECC PC3-10600 1333MHz RAM Memory. Genuine A-Tech Brand. at Amazon.com