![CMS 16GB (2X8GB) DDR3 12800 1600MHz Non ECC SODIMM Memory Ram Upgrade Compatible with Lenovo® Thinkpad W540 20Bhxxx; 20GBxxx Series - A7 CMS 16GB (2X8GB) DDR3 12800 1600MHz Non ECC SODIMM Memory Ram Upgrade Compatible with Lenovo® Thinkpad W540 20Bhxxx; 20GBxxx Series - A7](https://m.media-amazon.com/images/I/51XAIucKkfL._AC_UF894,1000_QL80_.jpg)
CMS 16GB (2X8GB) DDR3 12800 1600MHz Non ECC SODIMM Memory Ram Upgrade Compatible with Lenovo® Thinkpad W540 20Bhxxx; 20GBxxx Series - A7
![Amazon.com: Lenovo ThinkPad W540 20BH Core i7-4800MQ Win 7 Pro 64bit 15.6" FHD (1920x1080) 16 GB 500 GB HDD NVIDIA Quadro 1100M : Electronics Amazon.com: Lenovo ThinkPad W540 20BH Core i7-4800MQ Win 7 Pro 64bit 15.6" FHD (1920x1080) 16 GB 500 GB HDD NVIDIA Quadro 1100M : Electronics](https://m.media-amazon.com/images/I/41cCcjOPG%2BL._SR600%2C315_PIWhiteStrip%2CBottomLeft%2C0%2C35_SCLZZZZZZZ_FMpng_BG255%2C255%2C255.jpg)
Amazon.com: Lenovo ThinkPad W540 20BH Core i7-4800MQ Win 7 Pro 64bit 15.6" FHD (1920x1080) 16 GB 500 GB HDD NVIDIA Quadro 1100M : Electronics
![Lenovo ThinkPad W540 15.6" Mobile Workstation with Core i7-4700MQ 2.40GHz Quad Core Processor, 16GB Memory, 256GB SSD, NVIDIA Quadro K2100M, and Windows 10 Professional (Used) - Walmart.com Lenovo ThinkPad W540 15.6" Mobile Workstation with Core i7-4700MQ 2.40GHz Quad Core Processor, 16GB Memory, 256GB SSD, NVIDIA Quadro K2100M, and Windows 10 Professional (Used) - Walmart.com](https://i5.walmartimages.com/asr/2083e760-813d-452a-abf9-fc87867f6a8c_1.89e17bf85624d91c90545d2c8ebbcda0.jpeg)
Lenovo ThinkPad W540 15.6" Mobile Workstation with Core i7-4700MQ 2.40GHz Quad Core Processor, 16GB Memory, 256GB SSD, NVIDIA Quadro K2100M, and Windows 10 Professional (Used) - Walmart.com
![Amazon.com: Lenovo ThinkPad W540 20BH Core i7-4800MQ Win 7 Pro 64bit 15.6" FHD (1920x1080) 16 GB 500 GB HDD NVIDIA Quadro 1100M : Electronics Amazon.com: Lenovo ThinkPad W540 20BH Core i7-4800MQ Win 7 Pro 64bit 15.6" FHD (1920x1080) 16 GB 500 GB HDD NVIDIA Quadro 1100M : Electronics](https://m.media-amazon.com/images/I/41cCcjOPG+L._AC_UF894,1000_QL80_.jpg)