![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/51mMOVQcnWL._SR600%2C315_PIWhiteStrip%2CBottomLeft%2C0%2C35_PIStarRatingFOURANDHALF%2CBottomLeft%2C360%2C-6_SR600%2C315_SCLZZZZZZZ_FMpng_BG255%2C255%2C255.jpg)
OFFTEK 8GB Replacement Memory RAM Upgrade for IBM-Lenovo ThinkPad W520 (Dual Core) (DDR3-12800) Laptop Memory at Amazon.com
![Lenovo ThinkPad W520 4276 - Intel Core i7 2760QM / 2.4 GHz - vPro - Win 7 Pro 64-bit - Quadro 1000M - 4 GB RAM - 500 GB HDD - DVD-Writer - 15.6" 1600 x 900 (HD+) - Walmart.com Lenovo ThinkPad W520 4276 - Intel Core i7 2760QM / 2.4 GHz - vPro - Win 7 Pro 64-bit - Quadro 1000M - 4 GB RAM - 500 GB HDD - DVD-Writer - 15.6" 1600 x 900 (HD+) - Walmart.com](https://i5.walmartimages.com/asr/4f6693c7-775f-4e6b-9dad-dc174ae9648c_1.55a7b834c762d2f297f475482bec5b32.jpeg)
Lenovo ThinkPad W520 4276 - Intel Core i7 2760QM / 2.4 GHz - vPro - Win 7 Pro 64-bit - Quadro 1000M - 4 GB RAM - 500 GB HDD - DVD-Writer - 15.6" 1600 x 900 (HD+) - Walmart.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/41OuLvEI18L._AC_SY580_.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
![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/41typOl6-nL._AC_SY350_.jpg)
OFFTEK 8GB Replacement Memory RAM Upgrade for IBM-Lenovo ThinkPad W520 (Dual Core) (DDR3-12800) Laptop Memory at Amazon.com
![32GB KIT (4 x 8GB) for IBM-Lenovo Thinkpad Notebook Series W520 (4 Slots) W530 (Quad Core). SO-DIMM DDR3 Non-ECC PC3-12800 1600MHz RAM Memory. Genuine A-Tech Brand. at Amazon.com 32GB KIT (4 x 8GB) for IBM-Lenovo Thinkpad Notebook Series W520 (4 Slots) W530 (Quad Core). SO-DIMM DDR3 Non-ECC PC3-12800 1600MHz RAM Memory. Genuine A-Tech Brand. at Amazon.com](https://m.media-amazon.com/images/I/71HODxtciIL.jpg)
32GB KIT (4 x 8GB) for IBM-Lenovo Thinkpad Notebook Series W520 (4 Slots) W530 (Quad Core). SO-DIMM DDR3 Non-ECC PC3-12800 1600MHz RAM Memory. Genuine A-Tech Brand. at Amazon.com
![8GB DDR3-1333 (PC3-10600) RAM Memory Upgrade for The IBM ThinkPad W520 (Genuine A-Tech Brand) at Amazon.com 8GB DDR3-1333 (PC3-10600) RAM Memory Upgrade for The IBM ThinkPad W520 (Genuine A-Tech Brand) at Amazon.com](https://m.media-amazon.com/images/I/71ejUg1URlL.jpg)