Of course it would shorten the time required... By how much? I would suspect it would cut the time to about an hour or less, but thats just a guess. Try and find some benchmarks or reviews of the A64, see if you can find the info.
Check out <A HREF="http://www.tomshardware.com/cpu/20031223/cpu-guide-17.html" target="_new">this</A> review, see if it has the info you are looking for.
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