![Amazon.com: Lenovo ThinkPad T420s 14” Laptop PC, Intel Core i5 2.60GHz, 8GB DDR3, 320GB HDD, Win-7 Pro : Electronics Amazon.com: Lenovo ThinkPad T420s 14” Laptop PC, Intel Core i5 2.60GHz, 8GB DDR3, 320GB HDD, Win-7 Pro : Electronics](https://m.media-amazon.com/images/I/81l8DZi2qML.jpg)
Amazon.com: Lenovo ThinkPad T420s 14” Laptop PC, Intel Core i5 2.60GHz, 8GB DDR3, 320GB HDD, Win-7 Pro : Electronics
![A-Tech 8GB RAM for Lenovo THINKPAD T420 4177 | DDR3 1333MHz SODIMM PC3-10600 204-Pin Non-ECC Memory Upgrade Module at Amazon.com A-Tech 8GB RAM for Lenovo THINKPAD T420 4177 | DDR3 1333MHz SODIMM PC3-10600 204-Pin Non-ECC Memory Upgrade Module at Amazon.com](https://m.media-amazon.com/images/I/71I0JSeXBFL.jpg)
A-Tech 8GB RAM for Lenovo THINKPAD T420 4177 | DDR3 1333MHz SODIMM PC3-10600 204-Pin Non-ECC Memory Upgrade Module at Amazon.com
![Memory RAM | 16GB Kit (2x8GB) - Lenovo ThinkPad T420s T-Series - (OEM-# Dual-Channel Memory Kit (2x 03X6401)) - 1333MHz, Unbuffered, 1,5V Memory RAM | 16GB Kit (2x8GB) - Lenovo ThinkPad T420s T-Series - (OEM-# Dual-Channel Memory Kit (2x 03X6401)) - 1333MHz, Unbuffered, 1,5V](https://www.compuram.biz/bilder/produkte/ram/ddr3_so-dimm_2er-f2.jpg)
Memory RAM | 16GB Kit (2x8GB) - Lenovo ThinkPad T420s T-Series - (OEM-# Dual-Channel Memory Kit (2x 03X6401)) - 1333MHz, Unbuffered, 1,5V
![8GB Stick for IBM Lenovo ThinkPad T Series T420 T420i T420s T520 T520i. SO-DIMM DDR3 Non-ECC PC3-10600 1333MHz RAM Memory. Genuine A-Tech Brand. at Amazon.com 8GB Stick for IBM Lenovo ThinkPad T Series T420 T420i T420s T520 T520i. SO-DIMM DDR3 Non-ECC PC3-10600 1333MHz RAM Memory. Genuine A-Tech Brand. at Amazon.com](https://m.media-amazon.com/images/I/71ejUg1URlL._AC_UF894,1000_QL80_.jpg)
8GB Stick for IBM Lenovo ThinkPad T Series T420 T420i T420s T520 T520i. SO-DIMM DDR3 Non-ECC PC3-10600 1333MHz RAM Memory. Genuine A-Tech Brand. at Amazon.com
![OFFTEK 4GB Replacement Memory RAM Upgrade for IBM-Lenovo ThinkPad T420 (DDR3-12800) Laptop Memory at Amazon.com OFFTEK 4GB Replacement Memory RAM Upgrade for IBM-Lenovo ThinkPad T420 (DDR3-12800) Laptop Memory at Amazon.com](https://m.media-amazon.com/images/I/71nBR0kPxZL._AC_UF350,350_QL80_.jpg)
OFFTEK 4GB Replacement Memory RAM Upgrade for IBM-Lenovo ThinkPad T420 (DDR3-12800) Laptop Memory at Amazon.com
![CMS 16GB (2X8GB) DDR3 10600 1333MHZ Non ECC SODIMM Memory Ram Upgrade Compatible with Lenovo® Thinkpad T420 4177, 4178, 4180, 4236 Series - A13 at Amazon.com CMS 16GB (2X8GB) DDR3 10600 1333MHZ Non ECC SODIMM Memory Ram Upgrade Compatible with Lenovo® Thinkpad T420 4177, 4178, 4180, 4236 Series - A13 at Amazon.com](https://m.media-amazon.com/images/I/71eVw9HLcEL._AC_UF894,1000_QL80_.jpg)
CMS 16GB (2X8GB) DDR3 10600 1333MHZ Non ECC SODIMM Memory Ram Upgrade Compatible with Lenovo® Thinkpad T420 4177, 4178, 4180, 4236 Series - A13 at Amazon.com
![Lenovo ThinkPad T420s Configurations, Software, & Verdict | Business Laptop Reviews | Laptop Reviews | Laptop Mag Lenovo ThinkPad T420s Configurations, Software, & Verdict | Business Laptop Reviews | Laptop Reviews | Laptop Mag](https://cdn.mos.cms.futurecdn.net/CFbNbbLthgXfBRRXc275pd.jpg)
Lenovo ThinkPad T420s Configurations, Software, & Verdict | Business Laptop Reviews | Laptop Reviews | Laptop Mag
![A-Tech 8GB RAM for Lenovo THINKPAD T420 4177 | DDR3 1333MHz SODIMM PC3-10600 204-Pin Non-ECC Memory Upgrade Module at Amazon.com A-Tech 8GB RAM for Lenovo THINKPAD T420 4177 | DDR3 1333MHz SODIMM PC3-10600 204-Pin Non-ECC Memory Upgrade Module at Amazon.com](https://m.media-amazon.com/images/I/71EaMOKQdtL._AC_UF350,350_QL80_.jpg)
A-Tech 8GB RAM for Lenovo THINKPAD T420 4177 | DDR3 1333MHz SODIMM PC3-10600 204-Pin Non-ECC Memory Upgrade Module at Amazon.com
![OFFTEK 4GB Replacement Memory RAM Upgrade for IBM-Lenovo ThinkPad T420 (DDR3-12800) Laptop Memory at Amazon.com OFFTEK 4GB Replacement Memory RAM Upgrade for IBM-Lenovo ThinkPad T420 (DDR3-12800) Laptop Memory at Amazon.com](https://m.media-amazon.com/images/I/61mlx7jlbVL.jpg)
OFFTEK 4GB Replacement Memory RAM Upgrade for IBM-Lenovo ThinkPad T420 (DDR3-12800) Laptop Memory at Amazon.com
![Lenovo ThinkPad T420s Business Laptop, Intel Core i5-2nd Generation CPU, 8GB RAM, 320GB HDD, 14 inch Display, Windows 10 Pro Lenovo ThinkPad T420s Business Laptop, Intel Core i5-2nd Generation CPU, 8GB RAM, 320GB HDD, 14 inch Display, Windows 10 Pro](https://b2c.cdn.myrapidtrack.com/products/images/1648720087169693619.jpg)