Got my new Mac last night and been working on the setup and configuration slowly over the weekend. This new one is a screamer, you'd never imagine the difference a solid-state drive makes.
Here's an old sunset image with some tweaking done in Pixelmator. It turned out very post-apocolyptic, but at least the new system works.
Running my new system through its paces (click to enlarge).
Update: here's a better crop of the same image. (click to enlarge).