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Subject: Re: SHA-256 performance
From: Alex Alten (Altenhome.com)
Date: Thu Oct 19 2000 - 23:09:51 CDT

At 07:43 PM 10/19/2000 +0300, Helger Lipmaa wrote:
>On Tue, 17 Oct 2000, Eric Young wrote:
...
>
>> I've finally had a play with SHA-256, and for a C implementation
>> on a Pentium II 350, I'm getting about 9,700,000 bytes/sec if I'm using
>> 16k blocks. I'm not sure what other people are seeing as performance,
>> but since SHA1 get at least 30,000,000 byte/sec, this is not that good.
>
>My own C-implementation of Rijndael for a Pentium II, scaled down to 350
>MHz, gives ~15.8 Mbytes/s, while an assembly implementation gives ~24.1
>Mbytes/s. So the C version is twice faster...
>
>

Huh? Your numbers indicate the assembly is almost twice as fast as the C.

- Alex 

--

Alex Alten

AltenHome.Com

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