Lenovo Thinkpad T420 - Intel Cre i5 2410M 2.3G 8GB 320GB Windows Professional - Bulk Packaging : Electronics - Amazon.com
Lenovo Thinkpad T420: Another excellent, inexpensive Linux laptop | Open-Source Routing and Network Simulation
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