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Article #22970

Re: PC VS ST

#22970
From: Bob_BobR_Retelle
Date: Fri, 22 Jan 1993 07:30
32 lines
1831 bytes
Doug Plate writes:

>In the PC based (i486) workstations we make here, we have a RISC 
>blitting the graphics, and a 4 DSP coprocessor helping with math intensive
>operations.  It's the... may I say - clever - programming of these ancilliar
>processors that sets our product apart (far apart!) from similar packages
>running on stock PC's.

>Just for the record, I'm not one of the "PC's suck eggs' crowd.  I just
>didn't agree with your statements.

Oh, I agree that the DSP can be used for some pretty useful
applications..  it sounds like your workstation is a very good
example of highly creative applications for them.. 
 
I'd assume that the workstation architecture is specially
designed to integrate the DSPs into the system, instead of trying
to make them as general purpose as possible though.
 
I should have indicated that manu of my comments regarding the use of
DSPs is in relation to the way they're implemented in the Falcon.
 
Most of my reading about DSPs in general though seems to indicate that
as mentioned, a general purpose FPU math co-processor would be far
better than trying to make a DSP do things it wasn't really optimized to
to.

A lot of what we've been hearing here is that the DSP in the Falcon seems
to have taken on the proportions of a "magic bullet" that can do anything
faster and better than anything else.  And that's just not true...
 
BobR
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Path: arc1-ca.pugleaf.net!sparky!uunet!portal!cup.portal.com!Bob_BobR_Retelle
References: <OKES.93Jan15162519@SunLab40.essex.ac.uk> <1993Jan19.005142.13777@bsu-ucs> <73872@cup.portal.com> <C17pJr.CoC@cdsmn.mn.org>

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Path: arc1-ca.pugleaf.net!sparky!uunet!portal!cup.portal.com!Bob_BobR_Retelle
From: Bob_BobR_Retelle@cup.portal.com
Newsgroups: comp.sys.atari.st
Subject: Re: PC VS ST
Message-ID: <74132@cup.portal.com>
Date: Thu, 21 Jan 93 23:30:03 PST
Organization: The Portal System (TM)
References: <OKES.93Jan15162519@SunLab40.essex.ac.uk>
  <1993Jan19.005142.13777@bsu-ucs> <73872@cup.portal.com>
  <C17pJr.CoC@cdsmn.mn.org>
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