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Or it might not work at all (as was the case for mine when I tried it).

There definitely was a period where AMD was shipping three-core Phenom IIs with a functional fourth core (demand was higher for the three-core SKUs than their actual defect rate appeared to allow), but I don’t know how plentiful fully-functional one’s actually were. And it was never guaranteed.

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There was also the original Athlon, where there was an unjoined connection on top of the die. You could fill in the connection with a pencil and overclock the chip.

Been there and done that.

"By the power of graphite!", I upgraded my cheaper CPU to a more expensive one.

Skeletor failed to show, however.

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