It's in the Gamers Nexus review, around the 23-minute mark: https://www.youtube.com/watch?v=66QzlDewigE

The CPU hard-throttles to 4 GHz after exactly 8 minutes of sustained load.

Is sustained 4 GHz really so bad?

	▲	fluoridation 19 hours ago \| parent [-]
		The point is there are better-value options if all you want is a SFF PC for development work. 16 GB is also pretty tight for development, come to think of it.