Path: utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!ames!killer!pollux!ti-csl!m2!holland
From: holland@m2.csc.ti.com (Fred Hollander)
Newsgroups: comp.sys.mac.programmer
Subject: Re: questions on use of math chip by SE/30
Keywords: SE/30 68882 SANE precision
Message-ID: <70359@ti-csl.csc.ti.com>
Date: 19 Feb 89 18:49:20 GMT
References: <3263@uhccux.uhcc.hawaii.edu> <1289@ccnysci.UUCP>
Sender: news@ti-csl.csc.ti.com
Reply-To: holland@m2.UUCP (Fred Hollander)
Organization: TI Computer Science Center, Dallas
Lines: 28

In article <1289@ccnysci.UUCP> alexis@ccnysci.UUCP (Alexis Rosen) writes:
>In article <3263@uhccux.uhcc.hawaii.edu> mikem@uhccux.uhcc.hawaii.edu
>(Mike Morton) writes:
>
>>On a related note, the March MacUser mentions a benchmark which runs much
>>more slowly on an SE/30 than a Mac IIx, and that "Apple's engineers were
>>mystified" as to why (p. 182).  Anyone know why?
>
>I don't know why they printed that. Neither do they :-) In fact, it's no
>big mystery, and when I talked to them monday after the show they confirmed
>my suspicion that it had to do with the fact that video is handled very
>differently (in terms of the actual hardware, not the software) on the SE/30
>than on the Mac II. Video writes take quite a bit longer.

And Apple's engineers don't know about this !?

>(Shoot me if I'm wrong. This was only four days after it was announced, and
>I think they made the same logical guess I did, but who knows?)
>
>Alexis Rosen
>alexis@ccnysci.uucp

Fred Hollander
Computer Science Center
Texas Instruments, Inc.
hollander@ti.com

The above statements are my own and not representative of Texas Instruments.