Have a little look at your desktop computer. You'll likely see a bulky tower on or under your desk called a CPU. All of that technology has now been shrunk down to a device called Intel NUC, which fits perfectly in the palm of your hand.
Making everything smaller and faster is often the way to showcase the latest technology. Although a desktop computer offers more computing power, it also creates an expensive electric bill as well as consumes ample space on your table.