Article: Power Delivery in a Modern Processor
By: Travis Downs (travis.downs.delete@this.gmail.com), May 13, 2020 3:02 pm
Room: Moderated Discussions
Dan Fay (daniel.fay.delete@this.gmail.com) on May 13, 2020 7:03 am wrote:
>
> > As David points out, the savings comes at least in part because the core power use is quadratic
> > in voltage, so the linear dissipation in the LDO is more than compensated for.
>
> I figure that higher core voltage also means higher current draw by the core.
>
For a resistive load yes, but beyond that I'm out of my depth :).
>
> > As David points out, the savings comes at least in part because the core power use is quadratic
> > in voltage, so the linear dissipation in the LDO is more than compensated for.
>
> I figure that higher core voltage also means higher current draw by the core.
>
For a resistive load yes, but beyond that I'm out of my depth :).