- 1000 watts on a specialized server
- 100 watts on desktops
- 30 watts on laptops
- 5 watts on tablets
- 1 or 2 watts on a phone
- 100 milliwatts on an embedded system
threefour orders of magnitude. Modern CPU design is the delicate art of placing an inferno on the head of a pin.
Source: An Inferno on the Head of a Pin