🚀 go-pugleaf

pieterh@sci.kun.nl (Peter den Haan) wrote:

>Stephen Lee <slee@rahul.net> writes:

> >I went to a local PC dealer and he said that the 166-MMX can be
> >plugged into my socket-7 Endeavor board which only supports 3.3v.
> >
> >I would like to know if this is true.

>It is patently false; you may want to avoid that dealer in the future.
>I cite from the introduction to application note "AP-580 Voltage
>Guidelines For Pentium Processors With MMX(TM) Technology":

>    This application note is of particular importance due to the new
>    core voltage of the Pentium processor with MMX technology. Its split
>    voltage (2.8v core; 3.3v input/output) is in contrast to the Pentium
>    processor's unified voltage (3.3v core and input/output).
>    Motherboard designs must be modified to accommodate the Pentium
>    processor with MMX technology's new core voltage. Refer to Pentium
>    Processor Flexible Motherboard Guidelines (order #243187) for
>    additional information.

>Convince yourself: http://developer.intel.com/design/mmx/applnots/243186.htm

Peter I seriously doubt that the PC dealer was lying, I mean what has
he got to gain?  He is probably referring to Intel's MMX 3.3v
overdrive chip which will be out soon enough.  This will of course
allow Pentium boards to support MMX.  Hope this helps Stephen make up
his mind, too.

Roy.