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WHAT is the better chip? 486DLC-33 or 386DX-40?

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Dale T. Long

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Jun 17, 1993, 4:32:55 AM6/17/93
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I am faced with the option of having either a 486DLC-33 (Cyrix I think) or a
386DX-33 processor in my machine. Which is the wiser choice?
I know the DLC is a supercharged 386 but is it better? Does it out perform
the 386DX-33? If so is it more reliable or of dubious compatibility?

On another note, how reliable are the '3/486 Universal Mother Boards'?
These are the ones that have a VESA local bus and can take a 386 or any 486
at any clock speed. Is there any loss of performance as a trade off for the
upgrade flexibility? Is the variable clock part prone to be unreliable?


Dale Long.
ardt...@adam.adelaide.edu.au

Alan Hart

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Jun 17, 1993, 5:21:54 AM6/17/93
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In a recent article ardt...@adam.adelaide.edu.au (Dale T. Long) writes:
>I am faced with the option of having either a 486DLC-33 (Cyrix I think) or a
>386DX-33 processor in my machine. Which is the wiser choice?
>I know the DLC is a supercharged 386 but is it better? Does it out perform
>the 386DX-33? If so is it more reliable or of dubious compatibility?

I have a friend who has a DLC. He is very happy with it. I don't think there is
any real compatibility issue with the processor, but wouldn't you be better off
getting an upgradeable motherboard? A 486SX-25 would probably outperform the
Cyrix, and you would have the upgrade path to a DX2-50. Or you could go for
SX-33 or DX-33, with upgrade path to DX2-66. You could even go for one of these
deluxe "takes-anything" (386DX/486SX/486DX/487SX/486DX2 25-50Mhz, including
DX-50 or DX2-66) motherboards such as Evesham Micros do in the UK. The Personal
Computer World reviews of their stuff tend to be very good, in terms of speed
at least, so I don't think there can be an inherent problem with this type of
design.

Does anyone know better?

---------------------------------------------------------------------------
| | am...@cus.cam.ac.uk | |
| Alan | MRC, Cavendish Lab, Cambridge | "The most important thing, |
| Hart | CB3 0HE. ENGLAND | above all else, is acuracy" |
| | Tel: +44 223 337493 (work) | -- Naomi Williams Davies |
---------\ +44 223 244595 (home) | |
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Keith Rohrer

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Jun 17, 1993, 11:09:15 AM6/17/93
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In article <1993Jun17....@infodev.cam.ac.uk>, am...@cus.cam.ac.uk (Alan Hart) writes:
|> In a recent article ardt...@adam.adelaide.edu.au (Dale T. Long) writes:
|> >I am faced with the option of having either a 486DLC-33 (Cyrix I think) or a
|> >386DX-33 processor in my machine. Which is the wiser choice?
|> >I know the DLC is a supercharged 386 but is it better? Does it out perform
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ so is the 486SX, so?

|> >the 386DX-33? If so is it more reliable or of dubious compatibility?
|>
|> I have a friend who has a DLC. He is very happy with it. I don't think there is
|> any real compatibility issue with the processor, but wouldn't you be better off
|> getting an upgradeable motherboard? A 486SX-25 would probably outperform the
*AHEM*! Way back when the 486SX or the 386-40 came out (I forget which),
BYTE or somebody did a comparison, and the 386-40 was a bit faster than
the 486SX-20. People have said the 486-DLC-40 will run about twice as fast
as the 386DX-40, with the 486's internal cache enabled.

|> Cyrix, and you would have the upgrade path to a DX2-50. Or you could go for
|> SX-33 or DX-33, with upgrade path to DX2-66. You could even go for one of these
|> deluxe "takes-anything" (386DX/486SX/486DX/487SX/486DX2 25-50Mhz, including
|> DX-50 or DX2-66) motherboards such as Evesham Micros do in the UK. The Personal
|> Computer World reviews of their stuff tend to be very good, in terms of speed
|> at least, so I don't think there can be an inherent problem with this type of
|> design.
|>
|> Does anyone know better?

Yes, see above.


Keith
--
Disclaimer: None of Grinnell College, URA, Fermilab, and any other affiliated
persons or orginizations have licensed my ideas or opinions, and thus are
not entitled to any which may appear above.
GCS d* -p+ c+++ l++ m* s/* g+ w++ t++ r++ x/--

x90san...@gw.wmich.edu

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Jun 17, 1993, 1:21:04 PM6/17/93
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In article <ardtlong....@adam.adelaide.edu.au>, ardt...@adam.adelaide.edu.au (Dale T. Long) writes:
> I am faced with the option of having either a 486DLC-33 (Cyrix I think) or a
> 386DX-33 processor in my machine. Which is the wiser choice?
> I know the DLC is a supercharged 386 but is it better? Does it out perform
> the 386DX-33? If so is it more reliable or of dubious compatibility?

For what i read is somewhere in between a 486SX25 and a 486DX33.

By the way is there any TRUE speed comparissor around, what about
shareware?

Chip Salzenberg

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Jun 18, 1993, 1:27:50 PM6/18/93
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According to am...@cus.cam.ac.uk (Alan Hart):
>I have a friend who has a DLC. He is very happy with it. [...]

Where could I find info on enabling the on-chip cache? The typical
DOS program in AUTOEXEC just isn't good enough for this Linux user...
--
Chip Salzenberg, at home: <ch...@fin.uucp> or <tscs!fin!chip>
Welcome to the monkey house. or <chip%f...@myrddin.sybus.com>

Juan Carlos Leon

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Jun 18, 1993, 9:26:26 PM6/18/93
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In article <C8tv6...@fin.uucp> chip%f...@myrddin.sybus.com writes:
>According to am...@cus.cam.ac.uk (Alan Hart):
>>I have a friend who has a DLC. He is very happy with it. [...]

Me too!!!

>Where could I find info on enabling the on-chip cache? The typical
>DOS program in AUTOEXEC just isn't good enough for this Linux user...
>--
>Chip Salzenberg, at home: <ch...@fin.uucp> or <tscs!fin!chip>
> Welcome to the monkey house. or <chip%f...@myrddin.sybus.com>

Have you asked at the Linux newsgroup, there's a driver for enabling the
cache compatible with unix/linux, I don't remember which site but it's
one of the usual ones (garbo, oak, simtel, wuarchive)

Juan Leon


--
email: jl...@scf.usc.edu
Electrical & Computer Major
University of Southern California
Los Angeles, CA. USA

Paul S. Bayer

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Jul 2, 1993, 5:57:46 PM7/2/93
to am...@cus.cam.ac.uk

In article <ardtlong....@adam.adelaide.edu.au> you write:
>I am faced with the option of having either a 486DLC-33 (Cyrix I think) or a
>386DX-33 processor in my machine. Which is the wiser choice?
>I know the DLC is a supercharged 386 but is it better? Does it out perform
>the 386DX-33? If so is it more reliable or of dubious compatibility?
>
>On another note, how reliable are the '3/486 Universal Mother Boards'?
>These are the ones that have a VESA local bus and can take a 386 or any 486
>at any clock speed. Is there any loss of performance as a trade off for the
>upgrade flexibility? Is the variable clock part prone to be unreliable?
>
>
>Dale Long.
>ardt...@adam.adelaide.edu.au

I'll be quite honest - I sell these boards as part of the machines I
integrate for my business clients - They like the idea of flexibility and
not paying for a new motherboard every time they upgrade... I've found them
to be quite reliable. In 9 months, I'be never lost one due to anything
about the boards being defective (Although the coffee that guy spilled on
it wasn't too healthy for it!!)

I like them - But beware - The VESA slots are only useful when there's a
486 in it (Meaning taht the board is set to use the 486 socket) This means
that if you put a 486Cyrix in teh 386 socket IT WON'T WORK!!!!


- The Computer Specialist at UB - "Just sing with us and you will see
v083...@ubvms.cc.buffalo.edu - that inner joys are not forbidden
psb...@acsu.buffalo.edu - your inhibitions keep them hidden"
AKA Paul Bayer - Johnathan Lindsey Sheehan
My opinions are that of my business, not this school!
BASEnterperises // Professional Computing Services
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