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Subject: Re: Cool AMD 450 Mhz....

Author: Mark Young

Date: 13:31:41 07/11/98

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On July 11, 1998 at 14:07:11, Howard Exner wrote:

>On July 11, 1998 at 13:38:14, Mark Young wrote:
>
>>On July 11, 1998 at 07:56:26, Kim Hvarre wrote:
>>
>>>On July 10, 1998 at 17:06:06, Mark Young wrote:
>>>
>>>>On July 10, 1998 at 05:46:37, Kim Hvarre wrote:
>>>>
>>>>>On July 10, 1998 at 00:35:52, Robert Hyatt wrote:
>>>>>
>>>>>snipsnip
>>>>>
>>>snip and...
>>>
>>>>>Qouting from Ed's benchmarkpage:
>>>>>
>>>>>Pentium PRO 200      1:02    7:38    1:57     0:19    4:56   0:26
>>>>>Cyrix 200            1:22   10:12    2:20     0:17    3:45   0:22
>>>>>AMD K6 200           0:47    5:50    1:30     0:15    3:45   0:20
>>>>>
>>>>I would not trust the times given on Ed's web page. I have access to many of the
>>>>machines on Eds web page. I have benched many of them with rebel and some don't
>>>>even come close to what Ed has posted on his site. This makes me think some have
>>>>posted exaggerated times or did not run the test right. If you take this into
>>>>account and just look at what chip is better at running rebel it is pretty much
>>>>correct. But don't expect to get some of the times he has posted if you buy that
>>>>computer with that chip in it.
>>>
>>>snip
>>>
>>>Well, You might be right, but the 2 processors I've tried match pr. sec.!
>>>
>>>kim
>>
>>Some are all right some are not. What 2 did you match?
>
>Some people tweak the bios settings on their motherboards (ram timings
>as one example) which will make some machines different despite identical
>processors. Typically a computer will have the original bios settings set
>conservatively.
>
>I did find the original K6-233 timings on Ed's page were way off. I emailed him
>what my machine found and he made the correction on his page. The original time
>for the K6-233 was the time when the problem was solved (not the time Ed
>wanted - the time when the ply was completed) so in this example it was
>an error in following the directions for the test.

That makes sense. I know you can tweak the bios settings but not by 20 to 30
percent in speed. I think this might be the cause of some other timing errors he
has posted. If I run the test till rebel finds just the solution, the times
matches up much better on the computers I have at home.



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