My labour of love. Upgraded T420 with FHD screen + i7-3740QM CPU + AC 7260HMW WiFi/Bluetooth + 500 GB SSD + more : r/thinkpad
Lenovo ThinkPad T420 14.0 Laptop, Intel Core I7-2620M up to 3.4Ghz, 8G DDR3, 240G SSD, DVDRW, DP, W10P64-Multi Languages Support (EN/ES/FR), 1 year warranty Used Grade A - Walmart.com
Second Hand Lenovo T420 I7 Processing Thinkpad, 14 inches at Rs 10500 in New Delhi
Lenovo Thinkpad T420 Serisi - Notebookcheck-tr.com