- You cannot add "Lenovo ThinkPad E15 G3 AMD Ryzen™ 5 5500U Processor (2.10 GHz, up to 4.00 GHz Max Boost, 6 Cores, 12 Threads, 8 MB Cache) - 8GB DDR4 - 256GB SSD Intel HD Graphics 15.6″ FHD TN 250nits Anti-glare - Integrated AMD Radeon Graphics FREE DOS 1 YEAR LOCAL WARRANTY" to the cart because the product is out of stock.