[Snort-users] RE: Help me choose which system to run snort on.

Alex Butcher, ISC/ISYS Alex.Butcher at ...11254...
Tue Nov 30 07:15:03 EST 2004

--On 30 November 2004 08:59 -0600 Jim Richards <jrichards at ...11930...> 

> 2, 1GHz Processors (P3)= 1.6GHz (you loose approx 20% by going multiple
> processor)
> 1, 2GHz Processor (P4) = This is a P4 which means it should have
> hyper-threading.

No, HT only came in on the faster P4s and Xeons: 
<http://www.intel.com/products/ht/hyperthreading_more.htm>. There are no 
2GHz CPUs with HT.

> If you go dual, you can process 2 simultaneous threads at a total of
> 1.6GHz.  If you go single 2GHz, you still get 2 simultaneous threads, but
> at 2GHz.

Except that HT isn't symmetric. It's best thought of as an extra 1/6 of a 

> Jim

Best Regards,
Alex Butcher: Security & Integrity, Personal Computer Systems Group
Information Systems and Computing             GPG Key ID: F9B27DC9
GPG Fingerprint: D62A DD83 A0B8 D174 49C4 2849 832D 6C72 F9B2 7DC9

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