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Discussion Groups | FPGA-CPU | Re: Max CPU speed
This list is for discussion of the design and implementation of field-programmable gate array based processors and integrated systems. It is also for discussion and community support of the XSOC Project (see http://www.fpgacpu.org/xsoc).
Re: Max CPU speed - thilo - Apr 2 3:51:17 2008
Unless all the processing actually happens inside of a cache (I've seen
intensive multiply loops in 1kb),
this would (under certain instances like the above) make perfect sense!
thilo
Eric Smith wrote:
>
> Tommy wrote:
> > Hit rate is relevant to the actual performance, but
> > not to the clock frequency of the CPU.
>
> Which is why I assumed that he meant instruction execution
> rate, not raw clock speed.
>
> Certainly one can run a CPU core at 3 GHz with only
> 8MB/s of memory bandwidth, but it's not going to be very
> practical for any normal workloads.
> Eric
>
>
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intensive multiply loops in 1kb),
this would (under certain instances like the above) make perfect sense!
thilo
Eric Smith wrote:
>
> Tommy wrote:
> > Hit rate is relevant to the actual performance, but
> > not to the clock frequency of the CPU.
>
> Which is why I assumed that he meant instruction execution
> rate, not raw clock speed.
>
> Certainly one can run a CPU core at 3 GHz with only
> 8MB/s of memory bandwidth, but it's not going to be very
> practical for any normal workloads.
> Eric
>
>
------------------------------------
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