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Re: Accelerator Update
no wrote:
> fhc wrote:
>
> > Huge progress was made today. The project has aquired some financial
> > backing from an investment firm. The project has to date delivered very
> > promising designs capable of pushing the limits of IIgs hardware. The
> > bus of the IIgs will be sped up to 2Mhz from 1Mhz. This doubling of the
> > system bus will allow faster access times, video that can drive VGA
> > (30Khz instead of 15Khz), faster serial ports and faster disk access.
> >
> > The accelerator itself will sport 2Megs of static RAM to act as cache,
> > 64Megs of SDRAM, disk on chip, and the ability to use multiple
> > processors from the 8088 all the way up to the Intel Celeron. There are
> > some technical problems with the bus and will not be able to support
> > Pentium IIIs or AMD's Athlon. Heat dissipation could cause problems so
> > a 20lb heatsink is being designed by a sub contractor.
>
> This is AWESOME news! Way to go, man! (BTW, is the heat sink itself really
> 20 pounds?)
>
> ---Tarage
This question was put to the subcontractor. The response was with the amount
of potential heat in such a confined space will definitely create some
problems. In order to dissipate the heat from the IIgs case a hole 6 inches
in diameter will have to be cut in the original motherboard as well as the
bottom of the case. Then using an advanced nano-technology the accelerator
is placed into the IIgs and fused using tritium emitters combined with a
laser weld. If all goes well the bus will operate at the advertised 2Mhz
speed with a processor speed up to 400Mhz. However there will still be a
problem with heat warping the top of the case. It is recommended the top is
covered with silicone putty and placing a large heat sink on top of the case.
Some have criticized this approach as being beyond current technology and our
response is phooie!