All power ends up as heat. If a device consumes 400W of power it is going to put out 400W of heat in some form or other. Fix the design flaw so it puts out less

All power ends up as heat. If a device consumes 400W of power it is going to put out 400W of heat in some form or other. Fix the design flaw so it puts out less heat and it will consume less power and no longer be a 400W device.