![OFFTEK 8GB Replacement Memory RAM Upgrade for IBM-Lenovo ThinkPad W520 (Dual Core) (DDR3-12800) Laptop Memory at Amazon.com OFFTEK 8GB Replacement Memory RAM Upgrade for IBM-Lenovo ThinkPad W520 (Dual Core) (DDR3-12800) Laptop Memory at Amazon.com](https://m.media-amazon.com/images/I/71nBR0kPxZL._AC_UF894,1000_QL80_.jpg)
OFFTEK 8GB Replacement Memory RAM Upgrade for IBM-Lenovo ThinkPad W520 (Dual Core) (DDR3-12800) Laptop Memory at Amazon.com
![A-Tech 8GB Module for Lenovo ThinkPad W520 Laptop & Notebook Compatible DDR3/DDR3L PC3-12800 1600Mhz Memory Ram (ATMS350704B12351X1) at Amazon.com A-Tech 8GB Module for Lenovo ThinkPad W520 Laptop & Notebook Compatible DDR3/DDR3L PC3-12800 1600Mhz Memory Ram (ATMS350704B12351X1) at Amazon.com](https://m.media-amazon.com/images/I/71KqLW6g35L.jpg)
A-Tech 8GB Module for Lenovo ThinkPad W520 Laptop & Notebook Compatible DDR3/DDR3L PC3-12800 1600Mhz Memory Ram (ATMS350704B12351X1) at Amazon.com
![OFFTEK 8GB Replacement Memory RAM Upgrade for IBM-Lenovo ThinkPad W520 (Dual Core) (DDR3-12800) Laptop Memory at Amazon.com OFFTEK 8GB Replacement Memory RAM Upgrade for IBM-Lenovo ThinkPad W520 (Dual Core) (DDR3-12800) Laptop Memory at Amazon.com](https://m.media-amazon.com/images/I/61mlx7jlbVL.jpg)
OFFTEK 8GB Replacement Memory RAM Upgrade for IBM-Lenovo ThinkPad W520 (Dual Core) (DDR3-12800) Laptop Memory at Amazon.com
![Memory RAM | 4GB - Lenovo ThinkPad W520 W-Series - (OEM-# 55Y3711, 55Y3717, 78Y7385) - 1333MHz, Unbuffered, 1,5V Memory RAM | 4GB - Lenovo ThinkPad W520 W-Series - (OEM-# 55Y3711, 55Y3717, 78Y7385) - 1333MHz, Unbuffered, 1,5V](https://www.compuram.biz/bilder/produkte/ram/box_so-dimm_1er-p2.png)
Memory RAM | 4GB - Lenovo ThinkPad W520 W-Series - (OEM-# 55Y3711, 55Y3717, 78Y7385) - 1333MHz, Unbuffered, 1,5V
![16GB KIT (2 x 8GB) for IBM Lenovo ThinkPad W Series W520. SO-DIMM DDR3 Non-ECC PC3-10600 1333MHz RAM Memory. Genuine A-Tech Brand. at Amazon.com 16GB KIT (2 x 8GB) for IBM Lenovo ThinkPad W Series W520. SO-DIMM DDR3 Non-ECC PC3-10600 1333MHz RAM Memory. Genuine A-Tech Brand. at Amazon.com](https://m.media-amazon.com/images/I/71z2T6h7ikL._AC_UF894,1000_QL80_.jpg)
16GB KIT (2 x 8GB) for IBM Lenovo ThinkPad W Series W520. SO-DIMM DDR3 Non-ECC PC3-10600 1333MHz RAM Memory. Genuine A-Tech Brand. at Amazon.com
![CMS 16GB (2X8GB) DDR3 10600 1333MHZ Non ECC SODIMM Memory Ram Upgrade Compatible with Lenovo® Thinkpad W520 Quad Core 4270; 4276, 4282, 4284 - A13 at Amazon.com CMS 16GB (2X8GB) DDR3 10600 1333MHZ Non ECC SODIMM Memory Ram Upgrade Compatible with Lenovo® Thinkpad W520 Quad Core 4270; 4276, 4282, 4284 - A13 at Amazon.com](https://m.media-amazon.com/images/I/71eVw9HLcEL.jpg)
CMS 16GB (2X8GB) DDR3 10600 1333MHZ Non ECC SODIMM Memory Ram Upgrade Compatible with Lenovo® Thinkpad W520 Quad Core 4270; 4276, 4282, 4284 - A13 at Amazon.com
![Memory RAM | 4GB - Lenovo ThinkPad W520 W-Series - (OEM-# 55Y3711, 55Y3717, 78Y7385) - 1333MHz, Unbuffered, 1,5V Memory RAM | 4GB - Lenovo ThinkPad W520 W-Series - (OEM-# 55Y3711, 55Y3717, 78Y7385) - 1333MHz, Unbuffered, 1,5V](https://www.compuram.biz/bilder/produkte/ram/ddr3_so-dimm-p2.jpg)
Memory RAM | 4GB - Lenovo ThinkPad W520 W-Series - (OEM-# 55Y3711, 55Y3717, 78Y7385) - 1333MHz, Unbuffered, 1,5V
![Lenovo ThinkPad T510, T520, T530, W 510, W520, W530 Keyboard removal (for RAM Memory Upgrade) - YouTube Lenovo ThinkPad T510, T520, T530, W 510, W520, W530 Keyboard removal (for RAM Memory Upgrade) - YouTube](https://i.ytimg.com/vi/Tpqw0UWyq-4/hqdefault.jpg)
Lenovo ThinkPad T510, T520, T530, W 510, W520, W530 Keyboard removal (for RAM Memory Upgrade) - YouTube
![Memory RAM | 4GB - Lenovo ThinkPad W520 W-Series - (OEM-# 55Y3711, 55Y3717, 78Y7385) - 1333MHz, Unbuffered, 1,5V Memory RAM | 4GB - Lenovo ThinkPad W520 W-Series - (OEM-# 55Y3711, 55Y3717, 78Y7385) - 1333MHz, Unbuffered, 1,5V](https://www.compuram.biz/bilder/produkte/ram/ddr3_so-dimm-f2.jpg)
Memory RAM | 4GB - Lenovo ThinkPad W520 W-Series - (OEM-# 55Y3711, 55Y3717, 78Y7385) - 1333MHz, Unbuffered, 1,5V
![My Thinkpad W520 despite some clocking issues while on battery. I upgraded it to 16gb ram : r/thinkpad My Thinkpad W520 despite some clocking issues while on battery. I upgraded it to 16gb ram : r/thinkpad](https://preview.redd.it/my-thinkpad-w520-despite-some-clocking-issues-while-on-v0-zukwpb7ekheb1.jpg?width=640&crop=smart&auto=webp&s=b04ace48b93ebde06d4b4e9d6b062da86b715a13)