Author: Albert Silver
Date: 08:06:11 07/10/98
Go up one level in this thread
On July 10, 1998 at 06:53:00, Ed Schröder wrote:
>>Posted by Kim Hvarre on July 10, 1998 at 05:46:37:
>
>>In Reply to: Re: Cool AMD 450 Mhz.... posted by Robert Hyatt on July 10,
>>1998 at 00:35:52:
>
>>On July 10, 1998 at 00:35:52, Robert Hyatt wrote:
>
>>snipsnip
>
>>>Somehow our benchmarks are different. First, I don't see how the Xeon is better
>>>at context-switching than a normal PII.. that is independent of cache
>>>completely. however, I have benched my P6/200 vs PII/300's and get 1.41 every
>>>time I try, using crafty. The first benchmark data I got on a Xeon (source I
>>>can't reveal) was exactly 2.25X faster than what I am getting on my P6/200.
>>>This makes sense as crafty has no MMX code whatsoever, so that both processors
>>>are using the same core technology and relative cache speeds. But note that I
>>>am a real 32-bit application here with no known-to-be-bad stuff tucked away to
>>>hurt performance.
>
>>>For comparison, the AMD K6 seems a perfect match for the P6/200 when the clocks
>>>are matched... But the Xeon is clocked faster..
>
>>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
>
>>one must (?) conclude, that the Rebelcode has "known-to-be-bad stuffed tucked
>>away" or?
>
>I do not think the better performance of Rebel on AMD in comparison with
>Intel chips is related to the code. Rebel since version 6 is a normal
>32-bit application.
>
>From postings from other programmers I noticed that AMD also runs their
>programs faster than Intel.
>
>At the moment AMD by far is simply the best processor around.
>
>But the Intel (slot-2) is coming, will it out-perform AMD?
>
>Maybe, but certainly not in price. The last I read the chip will cost $4500.
>
>I pity Intel :)
Maybe. IF AMD survives the chip price wars. After all, they just reported their
fourth consecutive quarter loss... Still, my CPU is a K6/233 so you know who I
prefer....
Albert Silver
>
>- Ed -
>
>
>>As You know these figures are average from several users. Perhaps the diff.
>>comes from the L1 cache - I don't remember where PP differ from K6 in that
>>respect.
>
>>kim
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