AMD Phenom II CPU multiplier, Vcore and fourth core unlock

Unlock an inexpensive AMD Phenom II 710 X3 CPU with 3 cores and multi lock to an
AMD Phenom II X4 Engineering Sample with 4 cores, Vcore selection and unlocked multi !

 

Vcore is selectable between 0.6000 and 1.8625 Volt ...

The CPU voltage is now also unlocked and from now on just limited by the motherboard.
From 0.6000 Volt up to the highest motherboard Vcore ...

 

With the ASRock A790GXH/128M test board, the limit is amazing 1.8625 Volt.

 

For a first test I've selected a higher multi of 15x with a lower CPU voltage of 1.40 Volt.

 

The processor with undreamed of settings ...

This is the first result of the previous written BIOS settings.
Of course this CPU is much more overclockable on such a low voltage, but this is explained in a seperate Workshop overclocking guide.

 

ACC and BSP Only modification result ...

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