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- Path: sparky!uunet!usc!news.service.uci.edu!cafws2.eng.uci.edu!dan
- From: dan@cafws2.eng.uci.edu (Dan Harkless)
- Subject: Re: Motorola's 68060 for the Mac
- Nntp-Posting-Host: cafws2.eng.uci.edu
- Message-ID: <2B625170.26380@news.service.uci.edu>
- Newsgroups: comp.sys.mac.hardware
- Organization: University of California, Irvine
- Lines: 27
- Date: 24 Jan 93 08:21:04 GMT
- Distribution: na
- References: <1993Jan19.194337.14060@nmsu.edu>
-
- In article <1993Jan19.194337.14060@nmsu.edu> bgrubb@dante.nmsu.edu (GRUBB) writes:
- >I briefly touched on this in my Mac & IBM info articles.
-
- Good job on those articles. Very interesting reading. You might want
- to put the information you write below in there, though.
-
- >As a general rule of thumb PDS accelerator cards become the active CPU, while
- >NuBus Cards can be either active CPU or Co-CPU. A Co-CPU requires SIMMs on
- >it instead of in the Computer (In essence a Co-CPU NuBus card creates a mini
- >computer within the larger computer and so requires RAM of its own.)
- >
- >A CPU accelerator alone will not make one mac equivalent to another.
- >For instance the Quadra 900 and 950 have SCSI-2 controler chips with a
- >present only allow MUCH faster SCSI-1 through put then any other Mac.
- >When the OS SCSI manager gets rewriten these Macs will have MOST of the
- >SCSI-2 abilities that an accelerator alone cannot provide.
-
- But other than the SCSI and such things, an 040 accelerator equipped
- 030 Mac will look like an 040 computer to software?
-
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- | Dan Harkless | "The sore in my soul |
- | dan@cafws1.eng.uci.edu | The mark in my heart -> Front 242, |
- | dharkles@bonnie.ics.uci.edu | Her acid reign..." Tragedy >For You< |
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