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Article View: comp.sys.next.misc
Article #1432

Re: NeXTStep 486 should cost $250

#1432
From: Kent L Shephard
Date: Mon, 13 Apr 1992 13:16
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In article <1992Apr12.004820.15977@cs.mcgill.ca> tinyguy@cs.mcgill.ca (Yeo-Hoon BAE) writes:
>In article <d2CK02nN0faJ01@JUTS.ccc.amdahl.com> kls30@DUTS.ccc.amdahl.com writes:
>>
>>Because what they consider cheerful color is cheerfully slow.  VGA and
>>SVGA are mapped into 256k of RAM and bank switched not directly accessed,
>>this hardly a configuration for a  16 bit screen with 1 million pixels.
>>To do decent color you need some sort of memory mapped
>>graphics system, ie a frame buffer.  The Dell - JAWS system and the
>>Compaq - Custom SVGA card are both memory mapped.
>>
>
>  What about ATI Mach8 or S3 co-processors? Are they any better suited for
>  the purpose of handling NeXT screens?
>  What about TI 34010/020?
>  What is this JAWS? What processor does it use?
>

The JAWS sytem uses the system processor.  The video memory sits on a bus
that is connected to the CPU, it isn't the I/O bus like VGA.

I'm sure a dedicated processor would speed up the rendering of the screen.
Someone will have to write the code to do it.  So the answer is yes.
But don't quote me.
--
/*  -The opinions expressed are my own, not my employers.    */
/*      For I can only express my own opinions.              */
/*                                                           */
/*   Kent L. Shephard  : email - kls30@DUTS.ccc.amdahl.com   */
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Path: arc1-ca.pugleaf.net!sparky!uunet!charon.amdahl.com!amdahl!JUTS!duts!kls30
From: kls30@duts.ccc.amdahl.com (Kent L Shephard)
Newsgroups: comp.sys.next.misc
Subject: Re: NeXTStep 486 should cost $250
Message-ID: <e52P02nT0fN=01@JUTS.ccc.amdahl.com>
Date: 13 Apr 92 13:16:20 GMT
References: <bf7H1pbm6@cs.psu.edu> <1992Apr10.164205.3372@cs.yale.edu> <d2CK02nN0faJ01@JUTS.ccc.amdahl.com> <1992Apr12.004820.15977@cs.mcgill.ca>
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