Useful features and attributes on this model include: You can connect common external devices such as hard drives ... About The Acer Aspire XC-1660G-UW93 is a compact desktop computer.

so you'll have to buy an external drive if you need one. About The Acer Aspire C27 is an all-in-one desktop computer with a 27-inch screen. It has 16GB of memory and a 512GB solid-state drive.