Amazon.com: Asus X551CA 15.6-Inch Laptop, Intel Core i3, 4GB DDR3, 500GB HD, Windows 8, Black : Electronics
Amazon.com: ASUS X551 15.6-inch Laptop (Intel Celeron 2.16GHz Processor, 4GB RAM, 500GB HDD, Windows 8.1 includes Windows 10 upgrade), Black : Electronics
Mainboard For Asus X551ca Celeron 1007u Laptop Motherboard Rev.2.2 Hm70 Ddr3 Tested Ok - Laptop Motherboard - AliExpress