![A-Tech 8GB Memory RAM for Lenovo Thinkpad T520 4239 - DDR3 1600MHz PC3-12800 Non ECC SO-DIMM 2Rx8 1.5V - Single Laptop & Notebook at Amazon.com A-Tech 8GB Memory RAM for Lenovo Thinkpad T520 4239 - DDR3 1600MHz PC3-12800 Non ECC SO-DIMM 2Rx8 1.5V - Single Laptop & Notebook at Amazon.com](https://m.media-amazon.com/images/I/81+hzAzl7eL.jpg)
A-Tech 8GB Memory RAM for Lenovo Thinkpad T520 4239 - DDR3 1600MHz PC3-12800 Non ECC SO-DIMM 2Rx8 1.5V - Single Laptop & Notebook at Amazon.com
![OFFTEK 4GB Replacement Memory RAM Upgrade for IBM-Lenovo ThinkPad T520 (DDR3-12800) Laptop Memory at Amazon.com OFFTEK 4GB Replacement Memory RAM Upgrade for IBM-Lenovo ThinkPad T520 (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 T520 (DDR3-12800) Laptop Memory 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 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.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
![A-Tech 8GB Memory RAM for Lenovo Thinkpad T520 4239 - DDR3 1333MHz PC3-10600 Non ECC SO-DIMM 2Rx8 1.5V - Single Laptop & Notebook at Amazon.com A-Tech 8GB Memory RAM for Lenovo Thinkpad T520 4239 - DDR3 1333MHz PC3-10600 Non ECC SO-DIMM 2Rx8 1.5V - Single Laptop & Notebook at Amazon.com](https://m.media-amazon.com/images/I/81ueg12mFuL._AC_UF894,1000_QL80_.jpg)
A-Tech 8GB Memory RAM for Lenovo Thinkpad T520 4239 - DDR3 1333MHz PC3-10600 Non ECC SO-DIMM 2Rx8 1.5V - Single Laptop & Notebook at Amazon.com
![CMS 16GB (2X8GB) DDR3 10600 1333MHZ Non ECC SODIMM Memory Ram Upgrade Compatible with Lenovo® Thinkpad T520 4239; 4240, 4241, 4242, 4243 - A13 at Amazon.com CMS 16GB (2X8GB) DDR3 10600 1333MHZ Non ECC SODIMM Memory Ram Upgrade Compatible with Lenovo® Thinkpad T520 4239; 4240, 4241, 4242, 4243 - A13 at Amazon.com](https://m.media-amazon.com/images/I/41Sssp+JG2L._AC_UF894,1000_QL80_.jpg)
CMS 16GB (2X8GB) DDR3 10600 1333MHZ Non ECC SODIMM Memory Ram Upgrade Compatible with Lenovo® Thinkpad T520 4239; 4240, 4241, 4242, 4243 - A13 at Amazon.com
![Refurbished: Lenovo ThinkPad T520 15.6" Notebook with Intel Core i5-2520M 2.50Ghz, 4GB RAM, 320GB HDD, DVDRW, Webcam, Windows 10 Professional 64 Bit - Newegg.com Refurbished: Lenovo ThinkPad T520 15.6" Notebook with Intel Core i5-2520M 2.50Ghz, 4GB RAM, 320GB HDD, DVDRW, Webcam, Windows 10 Professional 64 Bit - Newegg.com](https://c1.neweggimages.com/ProductImage/34-318-457-01.jpg)
Refurbished: Lenovo ThinkPad T520 15.6" Notebook with Intel Core i5-2520M 2.50Ghz, 4GB RAM, 320GB HDD, DVDRW, Webcam, Windows 10 Professional 64 Bit - Newegg.com
![LENOVO THINKPAD T520,, 15.6-inch, Inter Core I7-2620M 2.7G, 8G DDR3 RAM, 480G SSD, DVD, WIFI, W10H64, 1 Year Warranty(EN/FR) Used Grade A - Walmart.com LENOVO THINKPAD T520,, 15.6-inch, Inter Core I7-2620M 2.7G, 8G DDR3 RAM, 480G SSD, DVD, WIFI, W10H64, 1 Year Warranty(EN/FR) Used Grade A - Walmart.com](https://i5.walmartimages.com/asr/83175a61-0aef-48ae-b10c-a740162d5692_1.17828c672b86288f6b5741f373bc6dfb.jpeg)