Subject: Re: Interest in Broadcom crypto cards?
To: None <tls@rek.tjls.com>
From: Werner Backes <werner@bit-1.de>
List: tech-security
Date: 02/20/2007 18:50:31
Thor Lancelot Simon wrote:
> How exactly do you measure that?  Even using the latest OpenSSL
> development snapshot, with all the recent asm work, I get about half
> that number with 'openssl speed rsa1024'.

I just checked with an Athlon64 3800 (FreeBSD/amd64):

> $openssl speed rsa1024
> To get the most accurate results, try to run this
> program when this computer is idle.
> Doing 1024 bit private rsa's for 10s: 7919 1024 bit private RSA's in 5.60s
> Doing 1024 bit public rsa's for 10s: 107413 1024 bit public RSA's in 4.74s
> OpenSSL 0.9.7e-p1 25 Oct 2004
> built on: Fri Jan 12 06:28:39 UTC 2007
> options:bn(64,64) md2(int) rc4(ptr,int) des(ptr,risc2,4,int) aes(partial) blowfish(idx)
> compiler: cc
> available timing options: USE_TOD HZ=128 [sysconf value]
> timing function used: getrusage
>                   sign    verify    sign/s verify/s
> rsa 1024 bits   0.0007s   0.0000s   1414.8  22678.8

1414 signs/s .. so >2000 could be possible with a faster machine.


Werner