> Subject: Re: [PCBUILD] Was there a 287XL math coprocessor?
>
>
> > Oscar Viņas wrote:
> > > Was there really a 287XL math chip? Where was it used? What is that
> > XL suffix?
> >
> >
> > Re:
> > http://www.iso.port.ac.uk/~mike/interests/chistory/documents/comp1990.htm
> >
> > "Intel releases the 10-MHz 287XL and 287XTL (designed for laptop
> > computers) math coprocessors. These coprocessors operate faster than
> > previously released versions. [511.319]"
> >
> > Also see more detailed comments at:
> > http://www.getty.net/texts/coproces.txt
> >
> > My comments:
> >
> > I had one on my first 286. It was notably undistinquished for speed
> > increase. *;-) Not sure what the acronym stands for.
I once saw an advertisement which interpreted it as "Extra Low" voltage
(3.3 V vs. 5 V) ==> lower wattage ==> lower battery drain ==> "ideal" for
laptops. (This was for a later series processor, however.)
> >
> > All the best,
> >
> > Russell Smith
Boyd Ramsay
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