Lenovo ThinkPad T400 Intel Core 2 Duo 4GB RAM 320GB HDD Hard drive - Lansotech solutions
8GB (4GBx2) Team High Performance Memory RAM Upgrade For Lenovo ThinkPad T400 Series T410 Series Laptop. The Memory Kit comes with Life Time Warranty. at Amazon.com
Lenovo ThinkPad T400 Hardware and Software Upgrade 2021