power-efficient processors

https://foxtrot-wiki.win/index.php/Why_High-Density_Computing_Matters_for_Modern_Workloads

Power-efficient processors are designed to deliver good performance while consuming minimal electricity, making them ideal for laptops, smartphones, and other battery-powered devices. Striking a careful balance between speed and energy use, these chips generate less heat and extend device runtime, so you can work or play longer without being tied to a power outlet.