[RC5] RC5-72, and Unicos?
mvpel at nortelnetworks.com
Sat Dec 28 09:52:39 EST 2002
On Fri, 27 Dec 2002, Ethan wrote:
> I own a 32 cpu Cray J932se system. Although I don't have the OS
> or compilers (yet), I was wondering if the vector processors
> would be good or bad at contributing to the project?
> Unfortunately I don't know a great deal about the advantages of
> Vector CPUs, and if they would be good when applied towards
> something like the RC5 challenge.
If you look at the http://n0cgi.distributed.net/faq/cache/264.html
page, check out the PowerPC G4 with the AltiVec unit - it stomps the
rest of the CPUs in keys/s/MHz, because of the vector processing
capabilities of the AltiVec.
I would expect that a properly tuned RC5 core on a 32-CPU Cray would
You've got me wondering now about boolean processors on a Quickturn
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