- You cannot add "Dell Inspiron 15 3511 | 11th Generation Core i5 1135G7 Quad Core Tiger Lake Processor | 8GB RAM | 1TB HDD | Intel Iris Xe Graphics | 15.6 FHD Display | MS Office H&S 2021 License | Windows 11 | 1 Year Local Warranty Dell Card | Platinum Silver" to the cart because the product is out of stock.