Path: utzoo!utgpu!news-server.csri.toronto.edu!rpi!zaphod.mps.ohio-state.edu!usc!apple!lsr@Apple.com
From: lsr@Apple.com (Larry Rosenstein)
Newsgroups: comp.sys.mac.hardware
Subject: Re: Comparing the Mac+ and SE
Message-ID: <13304@goofy.Apple.COM>
Date: 2 May 91 22:51:47 GMT
References: <764@newave.UUCP> <1068@eplunix.UUCP> <1991Apr26.191830.18589@visix.com>
Sender: usenet@Apple.COM
Organization: Apple Computer, Inc.
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In article <1991Apr26.191830.18589@visix.com>, amanda@visix.com (Amanda
Walker) writes:
> 
> On the Macintosh Plus and SE (which the original
poster was discussing),
> ROM accesses are indeed faster than RAM accesses.
 RAM is time-division
> multiplexed between the CPU and the video
circuitry, while the ROM is
> not.  

I thought that some of the speed
improvement of the SE vs. the Plus was that fewer CPU cycles were stolen by
the video on the SE.