Undesrstanding voltages to stabilize overclock

I have no clue of what component is related to what voltage.
I’m playng with fsb and stuff, maybe i need to know more. Can you tell me each voltage in the picture what controls and the related limits?
thanks in advance

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You should better ask such question within a Gigabyte Forum.

See here :

http://www.overclock.net/t/1318995/offic…era-owners-club

http://www.overclock.net/t/1048912/offic…0-support-added