[131567] in cryptography@c2.net mail archive
Re: [cryptography] 5x speedup for AES using SSE5?
daemon@ATHENA.MIT.EDU (Kevin Brock)
Mon Aug 25 14:29:53 2008
Date: Mon, 25 Aug 2008 10:25:56 -0700
From: Kevin Brock <security@kevin.com>
To: Peter Gutmann <pgut001@cs.auckland.ac.nz>
CC: cryptography@metzdowd.com
In-Reply-To: <20080825002050.ebioyd2s8c0gk8g0@webmail.cs.auckland.ac.nz>
Peter Gutmann wrote:
> Is there some feature of multicore CPUs that I'm missing, or is it a case of
> cryptographers abstracting a bit too much away? And if it's the latter,
> should someone tell them that multicore CPUs don't actually work that way?
>
I can't speak to the former issue, but I seem to remember that the
numbers Rivest showed at the talk were actual performance measurements,
not projections, and that it was basically linear.
Kevin
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