Cheap And Discounts Akemy For Dell Inspiron 3421 5421 Laptop Motherboard mainboard 12204-1 DNE40-CR 5J8Y4 W/ i5-3337U GTX730M 2GB 100% tested Wholesale. Buy Directly From Merchant One-stop shopping Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.