1GB DDR2 PC2-4200 200 pin 533MHz SO-DIMM RAM Notebook Memory for IBM Lenovo ThinkPad X41 1864, 1865-xxx (PARTS QUICK Brand)
Lenovo ThinkPad X41 Tablet unreview | Ars Technica
IBM Thinkpad x41 Drivers | Device Drivers
My new favorite ThinkPad! >>> X41 Tablet with MX Linux, planning to replace org Hard drive with something better, and battery has only 1% life left : r/ thinkpad
Working on a IBM ThinkPad X41 - replacing the HDD and upgrading the RAM - YouTube