Would down clocking a CPU that is 3.4GHz - 3.9GHz turbo boost still let it reach it's 3.9GHz turbo boost? For example a 3570k. in the bios settings All core ratio: 34 (3.4GHz) to 17 (1.7GHz) So can it be 1.7GHz - 3.9GHz Turbo boost or would it end up making something lower then that?