AMD prepares OS-level boost clock reporting for future CPUs AMD is preparing support for a new CPPC field called “HighestFreq”, which would allow the AMD prepares OS-level boost clock reporting for future CPUs AMD is preparing support for a new CPPC field called “HighestFreq”, which would allow the operating system to read a CPU core’s highest frequency directly from firmware. CPPC, or Collaborati... [1555 chars]