[Beowulf] Win64 Clusters!!!!!!!!!!!!
Greg Lindahl
greg.lindahl at qlogic.com
Mon Apr 9 02:44:43 EDT 2007
On Fri, Apr 06, 2007 at 04:57:18PM -0700, Jon Forrest wrote:
> For apps that
> don't need the extra address space, the benefits of
> the additional registers in x86-64 are nearly undone
> by the need to move more bits around,
Man, good thing you noticed. We'll have to change the default on our
compiler, and re-run all those benchmarks in 32-bit mode. I wonder
why nobody ever noticed before?
-- greg
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