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My labour of love. Upgraded T420 with FHD screen + i7-3740QM CPU + AC 7260HMW WiFi/Bluetooth + 500 GB SSD + more : r/thinkpad
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Refurbished Lenovo ThinkPad T520 15.6" Laptop, Windows 10 Pro, Intel Core i5-2520M Processor, 4GB RAM, 320GB Hard Drive - Walmart.com
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New CPU Cooler Heatsink Fan For Lenovo Thinkpad T520 T520i T530 T530i Integrated Graphics 75Y5792 75Y5784 04W1580 UDQFLZR21FFD - Newegg.com
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Lenovo ThinkPad T520 Intel Core i5-2520M 2.5GHz 2nd Gen CPU 16GB RAM 256GB SSD Windows 10 Pro 15.6-inch Laptop (Refurbished) - Overstock - 16634363
Lenovo ThinkPad T530 2.60GHz 5.00GT/s DMI 6MB L3 Cache Socket FCPGA988 Intel Core i7-3720QM Quad Core Mobile Processor 04W6812 - Notebookparts.com
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New CPU Cooler Heatsink Fan For Lenovo ThinkPad T520 T520I Discrete Graphics Radiator 04W1578 04W1579 04W0439 KSB06105HA AG10|cooler cooler| lenovo fanfan cooler - AliExpress
![Is it worth upgrading the CPU to i7 on a used T520, or should I just stick with a RAM/SSD upgrade? : r/thinkpad Is it worth upgrading the CPU to i7 on a used T520, or should I just stick with a RAM/SSD upgrade? : r/thinkpad](https://external-preview.redd.it/WMe2zgGpdN04nzh6bn-ANs4o3LudvvJ6RXAU1D7_8uc.jpg?auto=webp&s=9a6d6142c3826c83cf4d22d12638ad357ba30cdd)