ACPI CPU Throttle loaded ACPICPUThrottle: Adding CPU0 ACPICPUThrottle: type=82, datalen=12, _ASI=7f, _RBW=0, _RBO=0, _ADR=0 ACPICPUThrottle: ACPI returns no ACPI throttling available ACPICPUThrottle: type=82, datalen=12, _ASI=7f, _RBW=0, _RBO=0, _ADR=0 ACPICPUThrottle: ACPI returns no ACPI throttling available ---> P0, 1800Mhz, 67000mW, 100us, 9us (ctrl=0xe020298a, status=0x18a) ---> P1, 1000Mhz, 29600mW, 100us, 9us (ctrl=0xe0202c82, status=0x482) ACPICPUThrottle: Intel processor detected, family=f, model=f ACPICPUThrottle: Adding CPU1 ACPICPUThrottle: Failed with code -536870212 ACPICPUThrottle: No valid CPUs returned by ACPI! It's possible your BIOS does not think your system should be throttled and therefore did not return any available power states, or maybe your CPU only supports one other power state than maximum which is below 1Ghz!