The biggest difference between the 2015 12-inch MacBook and the 2016 12-inch MacBook comes with the processor.

We’ve done some digging, however, and will attempt to break down all of the differences between last year’s 12-inch MacBook and this year’s upgraded model. While Apple is touting that this MacBook is faster and offers longer battery life than last year’s model, the company is notoriously vague when it comes to sharing under-the-hood details on its product pages.

Earlier today, Apple took wraps off of a refreshed 12-inch MacBook just over a year after the line was first introduced.