View Full Version : if you had to choose........
sendatooli
07-07-01, 11:31 PM
which would you rather have for idle temps. 36c. system and 32c. cpu. or 34c. system and 38c. cpu.? i know neither of these scenarios are great, but which would you rather have, cpu higher than system(normal). or system higher than cpu(unusual).
please comment on these specs only, and not mention that these temps can be lowered. i have water cooling and a delta fan. i am not using these now since i find them to be a pain in the butt and noisy, respectively.
if i turn on the case fan in front of the cpu, it lowers the cpu temp and also blows hot air onto the bx chipset. thus, raising the temp of the chipset while lowering the cpu temp. as far as super quiet air cooling goes, these are the best temps i can get.
so which should i choose?
thank you,
sendatooli.
sendatooli
07-07-01, 11:57 PM
hmm, i arranged the wires and cables in the case a little more carefully. now im at 35 system and 32 cpu. i guess if the system is stable then this is ok.
i already answered my own question as to why the system temp is higher than the cpu temp. see above post. intresting, the temp monitor application that came with this mobo states 60c. cpu and 50c. system are the danger zone. thats pretty hot.
this gets up to 44 cpu and 40 system under full load(100% cpu utilisation).
will this cause premature cpu death? im gettin a new cpu within 6 monthes anyways. even scarier is im running at 2.05vcore. well, guess i'm askin' for it.
thanks again,
sendatooli.
Shadow рс
07-08-01, 12:38 AM
I'd go for lower processor temps EVERY time. It's easy to bring case temps down....not so easy to cool the processor.
outhouse
07-08-01, 02:22 AM
I'll give a vote for cooler CPU temps as well, the cooler it is the more stable it should be, any way to cool your chipset better? I'm not sure if theres room but if you put a HSF on your chipset and turn the fins in a dirrection so that the warm air is not passing through the HSF that may help but i'm just throwing out some ideas.
goodluck
I haven't overclocked (sucessuflly) anything yet, so I don't know how hard or easy it is to cool one thing or another. However, I would have to go for lower system temps. If your processor is colder than the surrounding air in the system, there may be a small chance of condensation... I dunno how large a chance this is, or what, but I personally wouldn't take the chance until I knew for sure...
JigPu
Lancelot
07-09-01, 03:28 PM
Since I understand you've already cut a hole in the side of your case to put an extra fan over the processor, ducting the CPU fan's air out would solve your problems. I am thinking about doing this for myself. Once the CPU heat is separated, cooling the rest of the case must be a lot easier.
William
07-09-01, 03:32 PM
Shadow's answer is exactly right on which to go for. Lowering system temps is quite easy but lowering CPU temps can be quite difficult. Just wondering, why are you having so many probs with system temps?
sendatooli
07-10-01, 09:02 AM
im having problems with system temps because my pep66 blows hot air directly onto the bx chipset. if i reverse the fan(as alpha intended), it blows hot air against the case and back onto itself. no room to cut a hole right in front of the processor in this case. no room to duct the cpu fan either.
bottom line: my generic case is junk. no matter how many holes i cut in it, junk is still junk. yes, i need a better case. not really where i want to spend my money right now. anyways, my current setup seems like the best deal for me in the meantime. at least i was able to chuck the screaming delta fan.
on a side note, this whole system is resting on the fan on the side of the case. yesterday i bought a filter guard for the fan, which restricts airflow maybe 2-3 cfm. system started crashing in 3d apps. so i cant even restrict this 50cfm fan down to about 48. i hate to have the system teetering on such marginal stability. of course if i just leave the case open it works fine. thats a little noisy with 11 fans, though.
well, now how will i keep this fan from filling the case up with dust? since it will not tolerate a filter. yes, its blowing IN, not out. i tried blowing out, it overheats. the airflow in this case goes against all conventional wisdom.
it plain sucks. as soon as i have $80 to blow. ill get a new one. i might as well just wait till i build a whole new system in the not to distant future.
this p!!! 700 at 1016 is quickly getting outdated anyways.
sendatooli.
sendatooli
07-10-01, 11:54 AM
being the mad scientist that i am, i just had an idea. i took apart the delta 38cfm fan. i took apart the orion 25 cfm fan. i diamond ground the shank from the delta 1/16 of an inch. i then installed the delta shank and blades onto the orion magnetic structure and housing. i did this because the delta blades have a more agressive molding. well, guess what? system 32c. /cpu 30c. idle. still at 34 dba for the entire system at 1 foot in front of case. at least untill something blows up. i imagine this idea might cause premature death of the orion motor assembly. but i dont care now 'cause i got shutdown now!
waiting for the smoke,
sendatooli.
sendatooli
07-11-01, 12:26 AM
more cooling never hurts. especially if its quiet. but, i guess i went out of my way. i talked to the engineer at soyo mainboard this morning. he told me a system temp of 35c. in the BIOS before even loading windows is normal. for a system that is not overclocked. considering that my board is on its second highest fsb, im running 2.05vcore,3.6 vio, and blowing hot air right onto the bx chipset. im only at 32c. idle in windows! system is as stable as stock. guess i did ok.
no more complaints for the moment!,
sendatooli.
My system temp generally runs about 4 deg hotter than the processor....right now I'm at 38C system and my chip is at 34C which is what i run at for normal apps. While running intensive apps my system temp goes up to about 45C and my proc is about 41C but those little thermal probes aren't always accurate either and I have had no problems as a result of a slightly higher system temp. If your really concerned there is a section on BX cooling on the BP6 website www.bp6.com
I think there's something wrong. If, which 2 well positioned case fans, I am able to maintain normal room temps in my case, but you can't with 11 fans, that might be your problem.
I notice my load temps shoot up when the case is warmer, so it does directly impact the chips ability to be cooled -- once you properly ventilate your case, heat should not be an issue.
Lancelot
07-11-01, 04:49 PM
ok so you say your Alpha is either blowing it's heat onto the chipset, or when you reverse it, it's blowing the heat to the side of the case. Well, I had exactly the same problem, and solved it by cutting a (80mm) hole into the bottom of my PSU, directly above the Alpha. The PSU-fan is now efficiently sucking out the heat coming from the Alpha. I have just one 80mm intake fan low in the side blowing in cold air. The side of the case is just at room temp. I've posted this pic before, but take a look, it's just a little handywork...
Lancelot
07-11-01, 04:52 PM
Here you see the intake fan, and the cover closed...
DoDFAMW4
07-12-01, 12:01 AM
Lancelot, where did you get a case like that? i have a friend that wants something similar to it...
sendatooli
07-12-01, 12:12 AM
i made a few changes to my case. i have no reason to complain now. the system is completely stable. never goes over 40c. system/cpu. usually not over 38c. at 100% utilisation. this case would never handle a thunderbird, but its working ok. for what i got.
thank you,
sendatooli.
Lancelot
07-12-01, 01:16 AM
I just cut the side panel myself 'DoDFAMW4'. Used a hobby jigsaw with fine-grade metal blades, cost me a lot of sweat too! It's amazing how straight you can saw with that thing, I also cut the 80mm hole in the Lexan window like that.
Lancelot (Jul 12, 2001 01:16 a.m.):
I just cut the side panel myself 'DoDFAMW4'. Used a hobby jigsaw with fine-grade metal blades, cost me a lot of sweat too! It's amazing how straight you can saw with that thing, I also cut the 80mm hole in the Lexan window like that.
Hat's off to the nice design. None of my friends are into PCs, so for braggin rights I wouldn't bother, but you are the envy of everyone on this board for sure!
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