They do have lots of sensors that can be used... We have bad defaults and a not-very-skillful usage of said hardware. On workstations there are lots of options.

They do have lots of sensors that can be used... We have bad defaults and a not-very-skillful usage of said hardware. On workstations there are lots of options. In datacenters, there could be some dedicated hardware for it somewhere - and an skillful usage of said entropy being imported into each rack unit.