*BSD News Article 84322


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From: Andrew Dickinson <dickia@rpi.edu>
Newsgroups: comp.unix.bsd.freebsd.misc,comp.os.linux.hardware
Subject: Re: Request for advice
Date: Thu, 05 Dec 1996 20:19:44 -0500
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Gareth McCaughan wrote:
> 
>   - Memory. My guess is that I could survive uncomfortably
>     with 16Mb and would be reasonably comfortable with 32.
>     With prices where they are at the moment, this doesn't
>     seem a sensible corner to cut. Right?
> 

Get 32 MB... Linux sucks up lots of memory.  I used to run in with 8Mb, actually, but it was
really slow.  I  upgraded to 16 and it still wasn't particullarly fast.  I'd cut corners in
other places before skimping on the memory.

>   - Memory again. If I don't get parity memory, am I really
>     seriously going to regret it? How common are memory errors
>     these days?
> 
Rare, I think. If there were lives at stake, I would get parity.  For general use, I don't
think it matters -- I think the failure rate of your system due to alpha particles hitting
DRAM is far lower than the failure rate of other things in your system...

>   - CPU. Any compelling reason to choose Intel over Cyrix/IBM?
>     I'm contemplating the 6x86 P166+, which seems to be very
>     well placed in price/performance. I don't expect to be
>     spending all my time doing simulations or solving differential
>     equations, or anything else that would require a lot of FP oomph.
> 
>   - Motherboard. How much difference does HX make over VX?
>     What about differences between manufacturers? Presumably
>     the main difference there is in reliability rather than
>     speed? Any manufacturers I should be avoiding?
> 

Check out:

http://sysdoc.pair.com/

They have an extremely comprehensive motherboard guide.

>   - Video card. What's the cheapest thing that will do, say,
>     1280x1024 at 8bpp and 1152x900 at 16bpp? What if I want
>     to be able to go higher than that? (1600x1200 at 8bpp?)
>     I've had prices quoted at me for systems including a
>     "Diamond Stealth 2Mb 64 DRAM" (but, aargh, which chipset?)
>     and an "S3 ViRGE 3D VGA card", which sounds a bit vague.
>     How are these likely to perform? Should I just forget it
>     and get a Millenium?
> 

I've been researching this myself recently.  The verdict: Matrox (Millenium) isn't supported
(yet) under Linux -- people are working on it, but who knows how long it will take?

The latest Xfree86 (3.2) has S3 Virge support.  I've heard from a few people that it works
fine.  The S3 Virge chips are definitely not the fastest -- there are better 3D chips out
there -- but they're adequate. You'll need 4MB on your video card for 1280x1024, 8bpp (I
think -- check out the manufacturer's home pages)

Here are some links I've found:

http://www.dimension3d.com/

http://www.pcworld.com/cgi-bin/interactive/tab.pl?file=/1412/1412p263-1.txt&col1_span_all=on&end_note=off&nobr=2,7&diagnostics=on&body_bg_color=ffffff&title_text=Top+10+Graphics+Boards+(12/96)

(whoa...that's a long link...)

http://www5.zdnet.com/products/content/revdir/moni3dgr.html
http://www.matrox.com/mgaweb/3dtest.htm  (I wouldn't buy a matrox card for linux, but they
have some good benchmark data)
http://www.ozemail.com.au/~slennox/hardware/video.htm
http://www.zdnet.com/gaming/content/961115/3dwave/3dcards.html

>   - Network card. I don't expect ever to be getting higher
>     data rates across the network than, say, 200Kbytes/sec;
>     does this mean I can get away with a cheapo NE2000 clone?
>     Are there likely to be big compatibility problems here?
> 
> Thanks for any advice. I'll try to follow things in these groups
> (NB: anything Linux-specific or FreeBSD specific should probably
> go in only one of the newsgroups), but it would be helpful if
> you could mail me too.
> 
> --
> Gareth McCaughan       Dept. of Pure Mathematics & Mathematical Statistics,
> gjm11@dpmms.cam.ac.uk  Cambridge University, England.

--
Andrew Dickinson
(dickia@rpi.edu)