Used original NVIDIA N15S-GT-S-A2 Laptop GeForce GT 840M VGA Graphic GPU Chipset | eBay
2015 Newest Model Lenovo ThinkPad Yoga 15 15.6" IPS Full HD 1920 x 1080 2-in-1 Ultrabook Laptop PC Intel Core i5-5200U 16GB DDR3L Memory 1TB SSD NVIDIA Geforce 840M Bluetooth USB HDMI