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- Newsgroups: comp.sys.mac.misc
- Path: sparky!uunet!haven.umd.edu!darwin.sura.net!jvnc.net!erenj.com!esemac.erenj.com!user
- From: mbernar@erenj.com (Marcelino Bernardo)
- Subject: Re: Apple Crippling Systems?!?
- Message-ID: <mbernar-231192163009@esemac.erenj.com>
- Followup-To: comp.sys.mac.misc
- Sender: news@erenj.com (USENET News System)
- Nntp-Posting-Host: esemac.erenj.com
- Organization: Exxon Research & Engineering, Co.
- References: <1992Nov21.020604.224@physc1.byu.edu> <1992Nov22.004410.5143@leland.Stanford.EDU> <19183@ksr.com>
- Date: Mon, 23 Nov 1992 21:30:42 GMT
- Lines: 22
-
- In article <19183@ksr.com>, jfw@ksr.com (John F. Woods) wrote:
- >
- > avery@cmn7.Stanford.EDU (Avery Wang) writes:
- > >In article <1992Nov21.020604.224@physc1.byu.edu> writes:
- > >> I have heard the rumors that one of the new up-coming machines Apple
- > >will soon
- > >> be releasingis a 20 MHz 040 machine, but WITHOUT the fpu on board.
- > >Well, let me point out that the NeXT doesn't have a FPU either, and
- > >although it could benefit from a coprocessor, it does reasonably. The
- > >reason is that the 040 has half a math coprocessor built in. It does
- > >+,-,*,/, sqrt, abs, and a few others, but not the trancendentals. On the
- > >NeXT, these are simulated in software, and it doesn't seem too slow.
- >
- > No, apparently Apple will be building machines around a stripped-down 68040
- > which lacks any floating point hardware. Because Motorola can supply such
- > chips for quite a bit less (higher yields), the resulting systems should be
- > potentially less expensive than those developed around full 68040 cores.
-
- These are not stripped down, but actually the same as the 68040 with FPU.
- The difference is that these chips failed the FPU test, hence the lower
- price. These chips has been used for a while in accelerator boards from
- Radius, Fussion (Tokamac) etc.
-