Possible values of an option:
[Default], [-2.0 %], [-1.0 %], [+1.0 %], [+2.0 %], [+3.0 %], [+4.0 %]
The option description:
At a choice distinct from [Default] values, changes frequencies of the front-side bus, the memory bus and other buses concerning a nominal to indicated values. Unlike similar options of other vendors, this meeting on motherboards of Intel, allows to carry out and downlocking (procedure reverse overclocking): by some falling of productivity you can raise stability of operation of the computer.
Do not forget only that acceleration is capable to lead to unstable operation of the computer.
Other options identical to destination: