Sounds like thermal throttling. I don't think there's any reason turbo can't be continuous if thermals are under control, see https://en.wikichip.org/wiki/inte

Sounds like thermal throttling. I don't think there's any reason turbo can't be continuous if thermals are under control, see https://en.wikichip.org/wiki/intel/frequency_behavior https://en.wikichip.org/wiki/intel/frequency_behavior