Originally Posted By: DWallach
... I'm now increasingly sensitive to whether my network gear has been engineered with heat in mind. When I saw the iFixit teardown with a sizable heat sink attached to the control board, and a fan attached to the power supply, I concluded that Apple's new hardware was worth the price premium. We'll see how that pans out.
From the iFixIt tear down;

"... our first glimpse is what appears to be a heat sink… But it's not. <Suspense> ..."