Article View: comp.arch
Article #3521Re: Dual FPUs?
From: Charlie Sauer
Date: Mon, 19 Mar 1990 17:36
Date: Mon, 19 Mar 1990 17:36
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1275 bytes
In article <27907@cup.portal.com> mmm@cup.portal.com (Mark Robert Thorson) writes:
>The Compaq Systempro allows you to have both a 387 and a Weitek chip
>to be installed on the same 386 CPU. This is for software compatibility,
>because only a few programs, like AutoCAD, use the Weitek chip. Everything
>else uses the 387.
Similarly, some 486 machines, such as the Dell 425E announced today, have a
socket for the Weitek 4167, even though the 486 has builtin floating point. I
just watched a Weitek demo that alternates back and forth between the "387" and
the 4167.
--
Charlie Sauer Dell Computer Corp. !'s:uunet!dell!sauer
9505 Arboretum Blvd @'s:sauer@dell.com
Austin, TX 78759-7299
(512) 343-3310
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Path: arc1-ca.pugleaf.net!utzoo!attcan!uunet!ogicse!caesar.cs.montana.edu!samsung!cs.utexas.edu!chinacat!bigtex!dell!sauer From: sauer@dell.dell.com (Charlie Sauer) Newsgroups: comp.arch Subject: Re: Dual FPUs? Summary: 486 can use 4167 similarly Message-ID: <6229@dell.dell.com> Date: 19 Mar 90 17:36:52 GMT References: <24915@princeton.Princeton.EDU> <2157@crdos1.crd.ge.COM> <27907@cup.portal.com> Reply-To: sauer@dell.UUCP (Charlie Sauer) Organization: Dell Computer Corp., Austin, Tx. Lines: 15