By: Robert Myers (rbmyersusa.delete@this.gmail.com), October 10, 2012 10:11 am
Room: Moderated Discussions
Michael S (already5chosen.delete@this.yahoo.com) on October 9, 2012 4:52 pm wrote:
>
> 3. Cost.
> It simply does not compare. Fast dense SRAMs are
> insanely expensive. Relatively to commodity DRAM you will be lucky to find SRAM
> which is, per bit, only 200 times more expensive, but factor of 500 appears more
> real.
>
The hidden figure of merit apparently driving all HPC decisions is Linpack flops/$. There is really little point in discussing anything else. I've given up. The field is owned by bean counters and self-promoters.
Robert.
>
> 3. Cost.
> It simply does not compare. Fast dense SRAMs are
> insanely expensive. Relatively to commodity DRAM you will be lucky to find SRAM
> which is, per bit, only 200 times more expensive, but factor of 500 appears more
> real.
>
The hidden figure of merit apparently driving all HPC decisions is Linpack flops/$. There is really little point in discussing anything else. I've given up. The field is owned by bean counters and self-promoters.
Robert.



