Re: What is a 4C787DLC-40 chip?

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From: Khanh Tran
Date: Sun, 14 Jul 1996 00:00

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Philip E. Test wrote:
> 
> Michael A. Crowe (mac1@si1.dod.gov.au) wrote:
> : I asked my brother to get me a 'cheap' 387 chip in Bankok
> : (ditch-386-get-Pentium-advice-politely ignored) and the saleslady sold
> : him this chip a 4C87DLC-40.
> 
> I believe this is the math co-processor companion to the Cx486DLC.
> The 486DLC's were a hybrid 486(instructions)/386(pinout) with 1k
> internal cache (providing approx. 50pct. performance over a 386DX.
> 
> I doubt that it would require a 486DLC and, unless it has internal cache
> like the 486DLC (doubtful) that it would require any special bios
> considerations.  As I remember, early 486DLC's had problems with other
> FPU's, although I ran mine with a CX83D87 'fastmath' coprocessor with
> no problems.
> 
> I say plug it in to the 387 socket and try it.
> 
> PhilIt will work for 386DX.  Actually it is 387.

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From: Khanh Tran <ktran1@ix.netcom.com>
Subject: Re: What is a 4C787DLC-40 chip?
Date: 1996/07/14
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