Re: Difference between a 386 and a 386sx

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#3221

From: Jeff Anderson
Date: Mon, 17 Sep 1990 14:41

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In article <1990Sep16.194605.11968@ecn.purdue.edu> tlhilde@ecn.purdue.edu (Troy Hildebrand) writes:
>
>Can anybody help me with the difference between a 80386 and a 80386sx?  
>I have been warned _not_ to go with a 386sx when purchasing a computer,
>no matter what the cost difference is.  What exactly is the difference
>between an 386 based motherboard and an 386sx motherboard?  This is in 
>regards to third party motherboards.  Are there any particular features
>which distinguish the 386 and 386sx boards?  

386sx boards do not support 32 bit bussing.  The processor supports 32 bit
instructions, but the memory buss (for example) is only 16 bits.  A sx is like
a 286 with 32 bit instructions and more speed.

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Jeff Anderson                                  jaa@sppy00.UUCP
Online Computer Library Center (OCLC)          killer!osu-cis!sppy00!jaa  
614-764-6222
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Path: arc1-ca.pugleaf.net!utzoo!attcan!uunet!tut.cis.ohio-state.edu!sppy00!jaa
From: jaa@sppy00.UUCP (Jeff Anderson)
Newsgroups: comp.sys.ibm.pc.misc,comp.sys.intel
Subject: Re: Difference between a 386 and a 386sx
Keywords: 386 386sx
Message-ID: <935@sppy00.UUCP>
Date: 17 Sep 90 14:41:34 GMT
References: <1990Sep16.194605.11968@ecn.purdue.edu>
Reply-To: jaa@sppy00.UUCP (Jeff Anderson)
Organization: Online Computer Library Center, Dublin, Ohio.
Lines: 18

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