https://www.theregister.co.uk/2017/09/14/qarnot_drops_intel_adopts_amd/ >French cloud concern Qarnot wants to use AMD processors to heat water. >No, this isn't a cruel joke at the expense of thermally inefficient silicon. Instead it's a deliberate plan to use CPUs' heat-producing powers for good. Qarnot makes a device called the “ Q.rad” that uses three CPUs to provide heat and serve as a node in a distributed cloud dedicated to jobs like rendering VFX or financial risk analysis.