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Subject: Re: What to expect from Win64 for Crafty

Author: Jeremiah Penery

Date: 20:49:27 11/07/00

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On November 07, 2000 at 21:03:05, Robert Hyatt wrote:

>On November 07, 2000 at 20:09:12, Gregor Overney wrote:
>
>>Just got the newest Crafty 17.14. As mentioned in main.c, Win64 compliant
>>pointer definitions are used.
>>
>>What is the expected speed improvement when going from Win32 to Win64 for
>>Crafty? Some of you might have access to early 64-bit Visual C compilers.
>>
>>Gregor
>
>
>It depends on when IA64 becomes available.  Although there was (once upon
>a time) a windows NT port for alphas.

I'm sure it's still possible to get it somewhere.  I'm rather disappointed that
Compaq decided to dump the NT/Alpha program, but I suppose it wasn't one of
their big sellers. :P

>Eugene sent the changes as he is running Crafty on IA64 machines inside
>Microsoft, apparently.

Has he reported anything about Crafty's speed on these machines (i.e., how fast
are they compared to, say, the Alpha 21264s)?  IIRC, he did say before that
there were a couple Itanium machines running there in his office, but I think
they were only like 400-600MHz or something.  I'm interested to know more about
them. :)

Jeremiah



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