https://www.maketecheasier.com/why-cpu-clock-speed-isnt-increasing/ https://www.maketecheasier.com/why-cpu-clock-speed-isnt-incr... This article from last year

https://www.maketecheasier.com/why-cpu-clock-speed-isnt-increasing/ https://www.maketecheasier.com/why-cpu-clock-speed-isnt-incr... This article from last year details some of the challenges in increasing clock speed while decreasing transistor size.