- You cannot add "Dell Inspiron 15 3511 - Intel Core i5 - 11th Generation - Processor 1135G7 (8M Cache, up to 4.2 GHz) - 8GB RAM - 1TB HDD - 15.6″ Inches FHD Display - Windows 10 - MS office 2019 home and student - 1 Year Local Warranty." to the cart because the product is out of stock.