This correspondence from ASUS support is of interest:


>Sorry for the delay in response. You can only run the K6 233 if you
>have a board which can support the 3.2V dual plan voltage. These
>boards are usually revision 3.1 or later. You can find your revision
>number on your board. It will be written in silkscreen lettering and
>be located next to the model identification number. But to make sure,
>your board should have a sticker on it that tells you that the board
>is 3.2 ok.
...

>Jiyuan Wu
>ASUS Technical Support USA
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