CPU Temp?

tiger102

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I have a intel pentium 4 3.4 ghz 800mhz 1 mb cache, and it has a tempature of 65-69C on the bios temp measurment. Now is that degrees normal or is that too hot. also there is artic silver on the cpu according to artic that it takes awhile for the artic silver for it to become effient in cooling, artic silver has been installed for about 3 days. also motherboard has temp of 30c-40c, i think thats a good temp, i don't think thats bad, unless someone else can suggest why it would be bad. alright thank you all.
 

endyen

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Did you have trouble with the hsf clip?
Those temps say your heatsink isn't properly engaged.
Get a psu, with dual fans, a 120mm fan to bring air into the case, and another 120mm fan to blow out.
 

tiger102

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well, i have two 120mm fans, one on the back one on the front. one 90 or 80 mm fan on the side, its basically blowing air towards the CPU. i have the powersupply fans. so you still think that i need more case cooling?
 

tiger102

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well i have the antec smart power supply 2.0 which as a dual fan. i do have 120mm fan on the back which is blowing air out, and one 120 mm fan that is bring air in, and also 80 mm fan that is bringing air in to the cpu area. Only one fan works on the psu, unless it gets too hot, than the second fan begins to spin, this is how antec smart power supply 2.0 is designed. about the heatsink fan, well i think its tighted in pretty good, although i am suspectious in that when i installed it, two on one side look to me that the pin went in all the way, while the other two went in almost to the end. I mean i did try my best to press as hard as i could without damaging the motherboard, but it did not go any further, so i assumed it was it's max. so i just turned the fisteners to the right or left, whatever direction, and just installed everything else, do you think i should give it another look? thank you.
 

endyen

Splendid
Your chip will spend most of it's time overheated, if you dont do something. Yes, by all means take another look at how the hsf is installed.
Did you connect the fan header for the psu? It's supposed to come on if system temps get too high.
You have an airflow problem. Try disabling each fan, one at a time, and see how it affects your temps. If one fan makes a lot of difference, try reversing it. Start with the side fan.
 

tiger102

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the fan header is connected to the motherboard, so it should be fine, and the second fan did spin, so it is working fine from what i see. to add to my other post, i have been playing games for about 3 hours or so, and even if i don't play games, still the same temp, so what do you think about that? thank you.
 

pat

Expert
If it is a Prescott, then this is almost normal.. I would let it run prime 95 for some time and if it is stable, I would just make sure that there is good airflow in the case and forget about it..


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tiger102

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which one is the Prescott, i'm not fimilar with it. if you talking about the 3.4 ghz 1mb cach LGA775, than i guess it is. or does prescott mean the processors that go behind 3GHZ?
 

pat

Expert
You have one. Prescott is the name of the latest Intel P4 CPU, Before the prescott, it was the Northwood.

Those Prescott are not really recommendable because of the heat they produce. I'm not a brand fn, but I simply cannot recommend an Intel CPU now simply because they are running too hot. How hot is too hot? Well, Intel are designed to throttle down and that could help in case of overheating.

Ok, So? Get the apps Throttlewatch and run prime95 and watch your CPU. After a while, if the system is still stable, check for any slowdown of your CPU. If your CPU speed is constant at full load, then you can safely say that your CPU might be running hot, but still in is thermal range. If after a while the speed drop, then you have to do something, not because of the heat, but because of the performance loss. Do what? My best advice would be to give up on it and go with AMD, but if you feel adventurous, then try different cooling solution such as liquid cooling in order to have your CPU to maintain its full performance at full load. Or you can try one of those hi performance HSF for the P4. I simply hope that you have good hear plugs...





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pat

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just one more thing.. check the temperature in BIOS right after post and let it sit like this for a while. The temperature should raise. when it stabilize, check the difference.

Let say your CPU started at 40, which is almost impossible, it might mean that it put 10 or more degree higher than normal so your computer might only be running at 55-59 degree.. I never put blinb trust in temperature probe ...

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mozzartusm

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Its to hot even for a pressy. The performance will suffer not only because of the throttle but also because of errors. The chips will begin to screw up at temps that high, although I doubt most people would realize that they were having problems until it was to late. Even then it gets blamed on some other component.

Something isnt right about temps that high. Im thinking that the heatsink isnt seated correctly.

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mozzartusm

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Where do you live? Your board temps are to high also.

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tiger102

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u know thats what another person said, that the heatsink is not seated properly. Maybe i should check it out, seems many are putting importants to that thought. the heatsink is the stocked heatsink of intel. what do you think should be the temp of my motherboard and CPU? thank you.
 

tiger102

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i ran the prime95, and the throttlewatch, and it only went from 50% to 60%, do you think the cpu is so hot that it is not able to do 100% load. and i only allowed it to run to the fourth test. since i opened it today, it was 60C and as always it only goes up to 70C, this is according to the bios information.
 

tiger102

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u know wusy, when i was running the test with prime95 and watching it with that throttlewatch, i notice, although it was using only 60% of cpu load, when i did some other work on other programs, it did go to 100%, but i think prime95 should of been able to get it to 100% right? so in this case, still is seen as a heat problem right? thank you.
 

tiger102

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i forgot to mention to everyone, i think this is kind of weird, the rpm of the cpu fan is 3000 rpm, i don't think i seen it go over. I believe my celeron fan goes faster then that? lol, so i guess maybe the fan is also a problem.
 

mozzartusm

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Your going to damage your CPU if you continue to run it at high temps. I think you are having a contact issue, those heatsinks can be tricky. You are probably running even hotter than you think. The reason that I say this is because I have monitored that same model CPU with an infrared temp gauge while it was under load. The idle temps were 35C but under a heavy enough load they would jump up to 63C Your not even starting out as low as I was so you probably are spiking much higher. If you want that prescott to run effectively your going to need to get rid of any throttleing. Are you running stock?

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mozzartusm

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I cant remember for sure, but in throttlewatch if hes seeing the bars move "the 50%-60% he mentioned" doesnt that mean that hes throttleing that much? I think hes under the opposite impression.

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tiger102

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u know what i'll do, i'll let the system cool down, take out the cpu and heatsink and than i'll reinstall it and see if anything changes, i hope this changes things.
 

pat

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If you have throttling, then you have a problem. Removing the heat sink and cleaning the thermal compound pad to apply fresh one will help. once you have installed the sink with the new compound, remove it and check how it is preaded. should be uniform and thin.

Other than that and good airflow in the case, there is not that much to do with stock cooling


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tiger102

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alright, i opened up the case, removed the heatsink and cpu. I cleaned the top of the cpu and heatsink with tiolet paper, lol. But this time i applied the artic silver cooler and spread it with a tooth pick on top of the cpu. i spread the gel around the center, yet leaving space on the edeges. The good news is that now the computer idles at 49-50C and when i tested it with prime95, temp went up to 69C-70C. when idling the cpu fan speed is around 2700 rpm and when the pressur is on it is around 3100 rpm. its about it. so what do you think.

Note: on the cpu i only spread(gel) on the upper and the lower part of the cpu there is a space that doesn't have gel, you think that is a problem.
 

pat

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Does it throttle down when running full load? If no, then it is probably normal.

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