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 Intel Core 2 Duo T9600 8GB RAM 232GB Storage Windows 10 | eBay
memory - Does Lenovo T400 can only work with up to 4GB RAM? - Super User
Lenovo ThinkPad T400 Intel Core2 Duo 2.4Ghz 2gb RAM 150gb 14.1" DVD Drive – ASA College: Florida
RAM memória 4GB Lenovo - ThinkPad T400 2764 DDR3 1333MHz SO-DIMM - Pamięci Dedykowane Pamięci do Laptopa Pamięci IBM-LENOVO IBM-Lenovo ThinkPad Seria T - Inny | ESUS IT
Lenovo ThinkPad T400 14.1 inch Laptop (Intel Core 2 Duo P8700 2.53GHz 2048MB 320GB WXGA+
Lenovo ThinkPad T400 Intel Core 2 Duo 2.5G 3 GB Ram 160 GB HDD Windows 7 Wifi | eBay