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Subject: Re: AMD Athlon MP question

Author: Michael P. Nance Sr.

Date: 12:27:54 09/12/03

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On September 11, 2003 at 14:49:56, Joost Buijs wrote:

>On September 11, 2003 at 13:28:51, Michael P. Nance Sr. wrote:
>
>>On September 11, 2003 at 02:05:49, Joost Buijs wrote:
>>
>>>On September 10, 2003 at 20:11:11, Sietel Monic wrote:
>>>
>>>>Ok well I have decided to go dual Amd Athlon MP for running df7. Now my question
>>>>is how much better is the 2800+ compared to the others? I dont want to buy it
>>>>for say like 100 more kn/s over say the 2200+ which is 1.8 ghz.
>>>>Mainly if anyone could give me a rouph scale of kn/s on each one.
>>>>2800+: x kn/s with df7
>>>>2600+: x kn/s with df7
>>>>2400+: x kn/s with df7
>>>>2200+: x kn/s with df7
>>>>Hopfully dual amd athlon mp 2800+ can get me 2,500 or around the kn/s, Anyone
>>>>know??
>>>
>>>I have had a dual 1800+ and 2600+ in the past, and a dual 2800+ right now.
>>>On DF7 mark with 64Mb. hash it looks like this:
>>>
>>>1800+    1450 kn/sec.
>>>2600+    2050 kn/sec.
>>>2800+    2100 kn/sec.
>>>
>>>At my work I have a dual Xeon 3.06, with hyperthreading this machine gives 2450
>>>kn/sec. But it is not only kn/sec. that matters, with hyperthreading on the
>>>program runs with twice the number of threads, it is possible that this has a
>>>negative influence on the search efficiency.
>>>
>>>Way to go is dual Opteron 246 or 248, the last one is coming soon.
>>>With df7 I expect at least 3000 kn/sec. with such a machine.
>>
>>I'll let You know what a pair of 246's will do in a few Days.>>>>Mike
>
>I am very curious about this! My guess is that a pair of 246's will run about
>2700 kn/sec. with df7 (fritzmark 64Mb.) I want to buy a dual Opteron soon, but
>now I decided to wait for the 248, and Windows/64 to arrive. Personally I don't
>like Linux, it is still very primitive compared to Windows.

When It comes to big Hardware, the difference between the 246's and the 248's
won't be that much. Yes, We're all waiting for a version of WS 2003 thats tuned
for the Opterons. Compilers for the Opteron will follow soon also. Top Programs
should be 64 bit soon also. And I don't have any experience with any other Os
besides Windows either. There It is ,in a Nutshell. >>>>Mike



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