In fact, server farms require a half-watt in cooling for each watt of processing.

FORBES: Written by Stanton D. Sloane

Where they once drained two to five watts indefinitely, many now use as little as half a watt.

FORBES: Magazine Article

Its proprietary "String Ribbon" technology require 3 grams of polysilicon per watt of energy, about half of the overall industry's level, Chin said.

FORBES: Magazine Article

Right now roughly 8 dollars a watt for a home installation and only half of that is the PV panel costs.

FORBES: More False Hope About Renewable Energies That Consumers Reject