check out avast if you haven’t already. its what i use for 64 bit protection. seems to work just fine and its free. http://www.avast.com/
Actually it’s not anti-virus related, but the anti-piracy, copy protection software scheme (Pace Anti Piracy) used by a plugin I use quite a bit. 
I already posted my result in the benchmark thread using a macpro.
/Thomas
hey thomas. just to make sure, your 1 minute time was with the dual quad core correct? i bought my macpro before the quad cores came out and am considering buying another one.
-joe
yes, dual quad 3ghz
/Thomas
Best price I found was from Macmall - they have a $200 rebate.