Apple's slim MacBook Pro design could be holding back its i9 CPU
 

The 2018 15-inch MacBook Pro lets you crank up the processor power by swapping in an Intel 2.9GHz six-core Core i9 CPU for an extra $300. But the chip seems to be struggling when it's handling power-hungry tasks, to the point where the average clock...

https://www.engadget.com/2018/07/19/...hermal-design/