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Subject: Re: 64 bit support question

Author: Robert Hyatt

Date: 12:34:26 12/09/04

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On December 09, 2004 at 15:02:23, Joachim Rang wrote:

>On December 09, 2004 at 13:11:18, robert flesher wrote:
>
>>i have a question regarding 64 bit support. I was under the assumption that one
>>would need to run a 64 bit kernal e.g. WinXp 64 bit(If such a product exists?)
>>to utilize the 64 bit processor. Is this assumption correct? I have an AMD3400+
>>64 bit so this is of course great interest to me. Cheers
>
>Yes you need an Operating System for 64 BIT. Linux is already available in
>64-Bit-Editions, but most commercials don't run under Linux (Shredder neither).
>But in the next month a Windows 64-Bit-Edition will be released which is
>currently in Beta-Status. But I doubt Shredder 9 will be supporting 64bit-OSs.
>Therfore the GUI has to be rewritten too.
>
>regards Joachim


32 bit programs run perfectly on a 64 bit opteron.  The inverse is not true
because the O/S needs to know to save/restore the extra registers the X86-64
instruction set provides.  But the GUI could be the _same_ gui as always,
running in 32 bit mode, with a 64 bit engine, causing no problems of any kind.



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