Re: Pismo status

3 messages, 3 authors, 2000-05-22 · open the first message on its own page

Re: Pismo status

From: Ethan Benson <hidden>
Date: 2000-05-22 05:17:20

On Sun, May 21, 2000 at 02:01:25PM -0700, Timothy A. Seufert wrote:
[snip]
quoted
 Concerning computers,
 and Linux, it is running this OS that the situation improved, as far
 as Intel processors are concerned. I can say that the cpus, before
 the advent of the caged P-II, where so cold that I could safaly touch
 them. This was, again, using Linux. Using MS-Windows, instead, I
 could *not* do the similar thing for sure.
So you never did anything processor intensive under Linux, eh?
i think what he is refering to is when left idle an intel box running
linux will be MUCH cooler then it is when running MS-WinBloat.
apparently the linux kernel will issue a `hlt' instruction to the
processor when there is nothing to do, this puts the processor to
sleep or low power mode.  MS-Windows on the other hand always runs in
a very tight active loop keeping the processor running full tilt all
the time.  at least this is something i read somewhere feel free to
ignore/write off as total bullshi* ;-)

[snip]
If you're talking about desktop machines where cooling systems are 
much easier, you're nuts.  Look at the heatsink and fan on a Pentium 
II, then look at the heatsink on a G3 (comparable processors; a G3 is 
about as fast as the next speed grade up of PII, e.g. 266 G3 is about 
equal to 300 PII).  Apple doesn't even have to put a fan on the 
heatsink (all they need is airflow created by the power supply or 
case fan), and it's a hell of a lot smaller than the PII heatsink.
then look at the heat sync on a G4 -- friggen monster about the size
of a video tape ;-)

[snip]

-- 
Ethan Benson
http://www.alaska.net/~erbenson/

Re: Pismo status

From: Timothy A. Seufert <hidden>
Date: 2000-05-22 08:58:39

At 9:17 PM -0800 5/21/00, Ethan Benson wrote:
then look at the heat sync on a G4 -- friggen monster about the size
of a video tape ;-)
That particular heatsink was designed to allow the processor to
survive if the computer's main air circulation fan dies.  It doesn't
actually have to be that large for normal operation.  (G4 ZIF socket
upgrades for G3 Macs don't come with a huge heatsink as far as I
know, and they do fine.)

   Tim Seufert

** Sent via the linuxppc-dev mail list. See http://lists.linuxppc.org/

Re: Pismo status

From: David A. Gatwood <hidden>
Date: 2000-05-22 21:34:22

On Sun, 21 May 2000, Ethan Benson wrote:
then look at the heat sync on a G4 -- friggen monster about the size
of a video tape ;-)
Yes, but that is _all_ the cooling needed.  A PIII has a monster heat
sink, _and_ a cpu fan, _and_ a case fan, _and_....  ;-)


David

---------------------------------------------------------------------
A brief Haiku:

Microsoft is bad.
It seems secure at first glance.
Then you read your mail.


** Sent via the linuxppc-dev mail list. See http://lists.linuxppc.org/
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