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From: h112706@assari.tut.fi (Herranen Henrik)
Newsgroups: comp.sys.amiga
Subject: Re: New GVP Controller questions
Message-ID: <1990Sep20.231239.28454@assari.tut.fi>
Date: 20 Sep 90 23:12:39 GMT
References: <9009201538.AA28646@ucbvax.Berkeley.EDU> <12291@ogicse.ogi.edu>
Organization: Tampere University of Technology
Lines: 29


In article <12291@ogicse.ogi.edu> jmeissen@ogicse.ogi.edu (John Meissen) writes:
>In article <9009201538.AA28646@ucbvax.Berkeley.EDU> jwhitman@STL-06SIMA.ARMY.MIL (Jerry Whitman) writes:
>>3.  I do not currently do or anticipate doing any serious graphics intensive
>>    processing.  Will the purported 'new and improved' data transfer rate
>>    give me any noticable improvement in the more mundane programs?  Am I 
>>    missing something key here?
>
>Under "normal" usage (non-interlaced) any improvement probably won't be
>noticable if you are already using C='s A2090a, since it is already DMA.
>If you do a lot of interlaced screen stuff then it may be noticable. Users
>of non-DMA controllers will probably see the 'hit' their systems take when
>doing disk transfers will go away.

A minor correction:
It really isn't interlace that makes the A2090a slow, but hi-res with much
colours. Interlace won't affect the read/write speed at all.

>>Regards, Jerry Whitman - Keeper of the FishXref and FishCon
>
>-- 
>John Meissen .............................. Oregon Advanced Computing Institute
>jmeissen@oacis.org        (Internet) | "That's the remarkable thing about life;
>..!sequent!oacis!jmeissen (UUCP)     |  things are never so bad that they can't
>jmeissen                  (BIX)      |  get worse." - Calvin & Hobbes
-- 
  Name:     Henrik 'Leopold' Herranen  h112706@lehtori.tut.fi
  Address:  TTKK/P{{rakennuksen neuvonta/PL527/33101 Tampere/Suomi Finlandia

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