4GB Team High Performance Memory RAM Upgrade Single Stick For Lenovo ThinkPad T510 Series W500 Series Laptop. The Memory Kit comes with Life Time Warranty. at Amazon.com
OFFTEK 4GB Replacement Memory RAM Upgrade for IBM-Lenovo ThinkPad T510 (4313-xxx) (DDR3-10600) Laptop Memory at Amazon.com
Lenovo ThinkPad T510 specifications
How to upgrade RAM memory in Lenovo ThinkPad T510 laptop - YouTube
OFFTEK 4GB Replacement Memory RAM Upgrade for IBM-Lenovo ThinkPad T510 (4313-xxx) (DDR3-10600) Laptop Memory at Amazon.com
Restored Lenovo Black 15.6" ThinkPad T510 Laptop PC with Intel Core i5-520M Processor, 4GB Memory, 320GB Hard Drive and Windows 10 Pro (Refurbished) - Walmart.com
Used Lenovo Thinkpad T420 Laptop Intel Core i5 2.50 GHz 4Gb Ram 500GB HDD Windows 10 Pro-64 - Walmart.com
Should I fix my six-year-old laptop or replace it? | Laptops | The Guardian