Re: [PCWorks] Hardware temperatures

  • From: "Clint Hamilton-PCWorks Admin" <PCWorks@xxxxxxxxxxxxxxxxxxxxxxxx>
  • To: <pcworks@xxxxxxxxxxxxx>
  • Date: Sat, 14 Aug 2010 10:40:34 -0500

Yeah, I've seen many mobo's with their NB and SB chipsets so 
hot, that they caused BURNS if you touch them!  I immediately 
will put heatsinks on them, or fans, or both if they are really 
extreme.  I cannot understand a manufacturer that will allow 
this, it only takes a few cents to put a heatsink on a chip.

Certain chips may technically be within spec, (and I believe to 
be "theoretical"), but you have to take into account what that 
extreme heat will do to the REST of your PC that cannot deal 
with heat as certain mobo controller chips can.  These chips 
essentially turn into a true "heater" and will heat up 
everything else--HD, optical drives, CPU, etc, that are NOT 
within those kinds of thermal specs.  Take 104°C for example, 
that's 219°F, obviously beyond the boiling point of water which 
would cause serious burns if someone touched it, not to mention 
the wiring or cabling it could melt if contact were made.
-Clint

God Bless,
Clint Hamilton, Owner
www.OrpheusComputing.com
www.ComputersCustomBuilt.com
www.OrpheusComputing.com/cheap_reliable_web_hosting.html
www.OrpheusComputing.com/PCworks-computer-help-email-list.html


----- Original Message ----- 
From: "Ben Moore"

I did a Google search on northbridge and southbridge temps. 
What you are
seeing is sort of high but not particularly unheard of 
especially if your
system doesn't have active cooling on those controllers.  A lot 
of systems
don't. Controllers usually run hotter than the cpu.  I found 
the intel spec
sheet for one controller and the max temp is 104 C.  That's 
nearly 30
degrees hotter than the max for a CPU. I you can identify your 
chipset for
the controllers, Google will point to the intel specs.

Like Clint said, I might be a little concerned about your CPU 
temps. If you
are seeing 46 at no load, running something that is CPU 
intensive will put
you up over 60 and that's high. You might try running some that 
stresses you
cpu and see what the temps go up to.

I've never been able to figure out what the motherboard temp is 
actually
measuring.  On some of my systems I "think" it's a pretty good 
reading of
the inside the case temperature.  On others I don't have a 
clue.

Summer always makes computers run hotter than other times of 
the year.  Your
room temps are higher.  You might want to make sure your case 
fan is running
and that there isn't any dust clogging up you case vents. Make 
sure there is
adequate air flow around your case.

You could also see if there is active or passive cooling on 
your
controllers. Some controllers have little fans attached to the 
heat sinks.
I have had a controller fan die.  It didn't do any damage 
though and it
could have be dead for several months before I noticed it.  One 
way to check
your temps against the intel desktop program is to go into the 
bios at boot
and look there.  There should be a page that shows your 
temperatures.

I'm going to disagree with Clint on this, respectfully ;-). 
Clint and I
build computers and my temps and obviously his don't come 
anywhere close to
yours.  I have seen so-called silent PC's from some of the big 
manufacturers
that run this hot normally. They make them quiet by not putting 
many or any
fans in them. I don't think any of these temp are going to kill 
you pc today
but I'm a firm believer that high temps shorten the life of 
electronic
components. So check your fans, check for dust, make sure your 
case is in a
place that is well ventilated so the computer isn't just 
sucking back in
it's own hot air.

Ben Moore



-----Original Message-----


According to my Intel Desktop Utilities, the processor and 
motherboard
are at 46 & 48 DG C respectively.
The I/O Controller Hub is 81 DG c, and the Memory Controller 
Hub is at
68 DG C.

I wonder if the latter two readings are cause for concern?
Remedies?
TIA
---
Dale E. Heltzer

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