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Subject: Re: Supercomputer smashes world speed record

Author: Vincent Diepeveen

Date: 08:24:53 04/19/02

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On April 19, 2002 at 02:20:45, Michael Williams wrote:

>On April 18, 2002 at 21:46:43, Robert Hyatt wrote:
>
>>On April 18, 2002 at 16:33:55, Martin Andersen wrote:
>>
>>>On April 18, 2002 at 16:10:02, Sally Weltrop wrote:
>>>
>>>>A Japanese machine records the fastest "floating point" calculation
>>>>speed - over 35 trillion calculations per second. This is five times
>>>>faster than the previous record holder, IBM's ASCI White system.
>>>>
>>>>http://www.processrequest.com/apps/redir.asp?link=XbddafaeBG
>>>
>>>I'm no expert, but I don't think chess programs use floating
>>>point calculations.
>>>
>>>Martin
>>
>>
>>Only because on PC machines, integer math is faster.  If FP was faster,
>>we'd all be using that.  On some machines, it is faster..
>
>Would you be so kind as to elaborate on this (fp)?
>I'd really appreciate it, and I'm also pretty ignorant on such matters.
>Thanks in advance.

fp = floating point.

to say it rude:   234 is integer       234.988001 is float
see the point in it :)

for business apps all you need is an old 386 with floating point processor
(=fpu)

for all kind of scientific bad written apps you can however
use a big machine and run the approximation software faster
if there is more cpu power.

www.top500.org how bad written software makes clusters seem fast.

no clue what i could do with 10000 processors 375mhz power3,
though it would be fun to toy with.

only costs american taxpayer a billion or so (more i guess),
in europe we waste it on art... ...its a choice





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