- You cannot add "Lenovo ThinkPad E14-20RAs - Intel Core i5-10210U 10TH GEN (4 Core, 8 Thread 6MB Cache ,1.6Ghz upto 4.2 Ghz,)8GB DDR4 1TB HDD Intel HD Graphics 14.0″ FHD FREE DOS 1 YEAR International WARRANTY" to the cart because the product is out of stock.