Path: utzoo!attcan!utgpu!jarvis.csri.toronto.edu!mailrus!tut.cis.ohio-state.edu!pt.cs.cmu.edu!andrew.cmu.edu!jg2f+
From: jg2f+@andrew.cmu.edu (Jude Anand George)
Newsgroups: comp.sys.mac
Subject: Re: Summary: Monitors and MacII performance?
Message-ID: <8Yl32SO00UkIM_T1QT@andrew.cmu.edu>
Date: 19 Jul 89 07:41:18 GMT
References: <4811@okstate.UUCP>
Organization: Computing Systems, Carnegie Mellon, Pittsburgh, PA
Lines: 21
In-Reply-To: <4811@okstate.UUCP>

norman@a.cs.okstate.edu (Norman Graham) writes:

> >a <MacIIcx, Single Page Display>?) As a related question, does
> >running multiple monitors degrade the MacII's performance?
[..]
> Don writes:
> >only the Macplus is slowed down by the display.  The MacSE and higher
> >all have dual-ported video ram, and custom circuitry to refresh the
> >display (the Mac+ display is refreshed by generating CPU interrupts).

> Well, that's all. Does anyone else care to comment?

I have two monitors, one on an Apple 4-bit video card, the other on an
8-bit.  Screen refreshes are definitely slower with both cards than
with either one, even in 1-bit mode.  Nothing to lose sleep over,
but it's definitely noticeable.

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