I have a couple of Dell versions similar to your first link, the Micro form factor. They are nice and compact, but they have heat issues. I have one running B

I have a couple of Dell versions similar to your first link, the Micro form factor. They are nice and compact, but they have heat issues. I have one running BlueIris security camera software and have to run it with the case off and an extra fan to keep it from going into thermal overload. The next step larger systems are probably a better bet.