8GB 2X4GB Compatible Memory for Lenovo Thinkpad T61 T61p DDR2 PC2-5300 SODIMM RAM (PARTS-QUICK Brand) at Amazon.com
2GB Memory RAM Upgrade for the Lenovo Thinkpad R61 Series, T60 Series, T61 Series, X60 Series and X61 Series Laptops (DDR2-667, PC2-5300, SODIMM) at Amazon.com
I “think” you enjoy this… T61 (256 Gb SSD Debian 10, RAM 4 Gb) and E14 2021 (upgrade with RAM 16 Gb, 1 Tb M.2 for Windows 11 and 256 Gb SSD for Debian 11, all Crucial) : r/thinkpad
1st Thinkpad - T61 - Intel Graphics, 2.00ghz, 8GB ram, 80GB hdd, Windows XP.. I love it. : r/thinkpad
Lenovo ThinkPad T61 Laptop Intel Core 2 Duo 8GB Ram No HDD No Battery – ASA College: Florida
Thinkpad T61 Laptop 2.0 GHz Core 2 Duo 2GB RAM 320GB HDD DVD – Rock Solid!! – ASA College: Florida