- You cannot add "Lenovo ThinkPad E15-G2 - Intel Core i5 1135G7 Processor (2.40 GHz, up to 4.20 GHz Max Boost, 4 Cores, 8 Threads, 8 MB Cache) - 8GB DDR4 - 512GB SSD - 15.6″ FHD TN 250nits Anti-glare - Intel Iris Xe Graphics - FP Reader - FREE DOS - International Warranty - Black" to the cart because the product is out of stock.