8GB-RAM-not-working-on-T400 - English Community - LENOVO COMMUNITY
Lenovo ThinkPad T400 Hardware and Software Upgrade 2021 - YouTube
Lenovo ThinkPad T400 2768 | www.shi.com
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