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From: paulsen@viewlogic.com (Bill Paulsen)
Newsgroups: comp.sys.ibm.pc.hardware,comp.sys.ibm.ps2.hardware
Subject: Re: New 386SX CPU Upgrades for 286 Based Machines
Message-ID: <1991Jun4.185223.22097@viewlogic.com>
Date: 4 Jun 91 18:52:23 GMT
References: <91155.090309CES8@psuvm.psu.edu>
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In article <91155.090309CES8@psuvm.psu.edu> CES8@psuvm.psu.edu writes:
>Intel and Aox have recently released 386SX CPU upgrade modules for some 286
>based computers. Both are small modules that plug into the existing 286 socket
>(Aox's is 1.5"x1.5"x0.6" and Intel's is 5 sq. inches). Also, both have a 16KB
>cache to compensate for the slow memory access and both support the 287 math
>coprocessor.
>
>Intel's SnapIn claims compatibility with the PS/2 models 50 & 60, however
>additional support should be announced by the end of the year. The list
>price for the SnapIn is $495 (around $370 mail order). Their benchmarks are
>Norton SI of 21, 2.7 MIPS, 801.8K Whetstones and 3793 Drystones. They claim
>a performance boost of 1.7 to 2.0. The SnapIn uses a 386SX-20MHz.
>
>Aox's StaX claims compatibility with a fairly wide range of 286 PC's (includes
>the PS/2 30-286, Compaq Deskpro 286, AST Bravo & Premium, HP Vectra, IBM AT and
>some others). Two versions are available, a 386SX-16MHz ($279) and a
>386SX-20MHz ($329 direct from Aox). Their benchmark figures are similar to the
>ones for the Intel SnapIn. NSTL (National Software Testing Labs) tested the
>StaX with a variety of software. They claim compatibility with all the major
>386 memory managers (QEMM, 386MAX).
>
> ...


Just out of curiosity, when you can buy a 386sx-16 motherboard for about $300,
who would buy these things?