[CUBE] Processor upgrade

James Knight j.knight at kb-group.co.uk
Sun Jan 12 13:25:12 PST 2003


Thanks for that explanation Robert

Maybe you could let us know whether the new designs also solve the
wake-from-sleep problem?

Cheers

James


-- 
James Knight
Norwich, UK

j.knight at kb-group.co.uk



on 12/1/03 8:40 pm, Robert Jagitsch at robertj at powerlogix.com wrote:

> We are not doing a replacement DC-DC card, there were too many design
> compromises that made such a design very difficult; namely, being
> able to support the power demands of dual processors with virtually
> no airflow over the DC-DC board. So instead we are going to leave the
> Apple DC-DC board alone, however we'll be providing a 2nd board to
> supply 12volts to drive the CPUs. The Apple board will therefore only
> have to provide 3v and 5v, and not 12v, significantly reducing its
> workload and lengthening its working life. And we'll be able to put
> our 12v DC-DC board into the airflow, and we have fewer other design
> compromises (can use other chipsets because the board can be bigger,
> etc.)
> 
> If you have any other questions let me know.
> 
> R
> 



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