Tutorial: Upgrading the Ram on a Lenovo or IBM Thinkpad Laptop (in 1080P!) - YouTube
CMS 4GB (2X2GB) DDR2 5300 667MHZ NON ECC SODIMM Memory Ram Upgrade Compatible with Lenovo® Thinkpad T60 2013, 2023, 2037-Xxx Series - A37 - Walmart.com
Installed on an IBM ThinkPad T60 laptop recently “upgraded” to 2GB of RAM. Catching up on updates since my retail copy is the day 1 release and does not include SP1. :
IBM R52 Thinkpad: How to Remove and Upgrade RAM Memory Module - YouTube
OFFTEK 256MB Replacement Memory RAM Upgrade for IBM-Lenovo ThinkPad T60 (2023-xxx) (DDR2-5300) Laptop Memory 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
OFFTEK 256MB Replacement Memory RAM Upgrade for IBM-Lenovo ThinkPad T60 (2023-xxx) (DDR2-5300) Laptop Memory at Amazon.com
X230 RAM upgrade 👍 : r/thinkpad
IBM Lenovo R60/R61pamięc RAM, IBM Lenovo R60/R61 upgrade RAM - YouTube