[Beowulf] Multicore Is Bad News For Supercomputers

Greg Lindahl lindahl at pbm.com
Fri Dec 5 19:20:25 PST 2008

On Fri, Dec 05, 2008 at 06:32:24PM -0800, Bill Broadley wrote:

> This is however rather new for CPUs, Intel's been dominating the market with
> sub 10GB/sec memory systems for some time now, while AMD has had > 10GB/sec
> for er, 3 generations now to little effect.

Hey, now, that's a huge overgeneralization. The HPC people who bought
AMD after Core2 came out mostly did so for memory bandwidth reasons.
Before that, AMD was better on flops as well as stream.

-- greg

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