Author: Matt Taylor
Date: 03:13:06 02/21/03
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On February 20, 2003 at 19:09:18, Tom Kerrigan wrote: >It seems you know a lot more than I do about instruction latencies. How do you >explain Crafty's disproportionate speedup on IA-64, then? And why would you >think Crafty's performance is a good predictor of other chess programs on IA-64 >when Crafty is so much different from many other programs? > >Of course, all we have is Hyatt's word that Crafty does well on IA-64, although >he's never seen it in person, and people who have seen Crafty run on IA-64 in >person seem to contradict him... > >-Tom I'm not saying that Crafty is necessarily a good predictor, just a better predictor than things like gcc and perl. I don't think the speedup on IA-64 is really due to the 64-bit machine word. Sure, it helps, but read the other post I made. I don't see how Itanium is going to take a huge lead by virtue of being a 64-bit machine. -Matt
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