Off topic. RE: Core temp. Dear Felix...

[Kevin O'Gorman]

FROM A MODERATOR: don't post to this thread

The topic, while computer-related, is a "general discussion", the sort
of thing that does not belong here.  Please take it up on a
hardware-related forum if you're still interested.

On Wed, Jan 2, 2013 at 5:50 PM, compdoc <compdoc at hotrodpc.com> wrote:
>>>Fan speed 1800+
>
>>Because of the way you short quoted, I can't figure out who
>>wrote that fan speed, or its context. It's not in the OP.
>
> So you admit you either cannot follow a conversation, or at least not this
> conversation? At least the OP did, and that's all that's important...
>
>
>>> That's not fast enough. You'll want 3000 to 4000 rpm.
>
>>Standing alone, your statement is utter nonsense. Need for
>>speed depends on ambient case temperature, target CPU
>>temperature, heat sink efficiency, fan shroud efficiency, fan
>>efficiency, and most importantly, fan size. Most little fans
>>must spin much faster to move the same amount of air as a
>>larger fan. Bigger fans generally mean longer life and
>>quieter operation.
>
>
> Nice. You offer insults and really nothing else. No help or solutions to the
> OP, and no disproof of anything I've said. It appears as if you have no idea
> what we are talking about, and in the end, spam the conversation with a lot
> of words that add up to the actual nonsense you mention.
>
> Well, I stand behind my statement:
>
> 1) I solve these kinds of problems for a living, and I have in fact
> installed faster fans to make a CPU run cooler. Many times. Sometimes the
> replacement coolers people buy have the wrong speed fan. Sometimes the stock
> cooler isn't doing the job. Moving more air through a heat sink makes it
> cooler. That's just how it works.
>
> 2) That crap about smaller vs. larger fans has no place in the conversation
> - a person should use the same sized replacement fan or it will not be as
> efficient. It won't even mount properly.
>
> 3) There are a few ways to make a given sized fan move more air: spin it
> faster, or design more efficient blades and bearings. Spinning it faster
> must be cheaper because it prevails in the marketplace.
>
> 4) In the conversation with the OP, I've mentioned case fans and PSU fans so
> at some point you have to trust that the OP is aware of airflow. You also
> have to trust that the case maker has put some thought into the design that
> deals with airflow. I've seen the insides of thousands of cases, and most
> have. Even a lot of the low-cost cases do pretty well.
>
> 5) Right now, I have a 95w, quad-core Bulldozer sitting on my build table
> that came with a very nice heat-pipe cooler designed for the CPU by AMD.
> (retail box) At idle the fan is spinning at 3245 rpm, and the CPU
> temperature is 41C/105F. It's a variable-speed fan that is capable of
> running a lot faster. It often jumps to 3308 rpm as I watch the cpu creep to
> 42C/107F in the bios screen. (I have the house heating because it's cold
> outside)
>
> So please, explain how increased airflow is not the correct solution if a
> person desires a cooler temperature?
>
> Or maybe add something meaningful to the conversation? Otherwise I suggest
> you keep the 'utter nonsense' statements to yourself and stfu.
>
>
>
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-- 
Kevin O'Gorman

programmer, n. an organism that transmutes caffeine into software.