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My PC is hot

Discussion in 'Technical Discussion' started by LukyHRE, Jan 14, 2010.

  1. SwissCM

    SwissCM

    Member
    Power supplies can cause a bunch of problems. It could have damaged the power circuitry on the mainboard for example. In the off chance it may be the processor, try finding someone willing to donate a different processor and see how that fares. There are ways of checking voltages, try the BIOS. These aren't always accurate though.

    What brand is your power supply? How much did it cost? Did it come with the computer case? How much did that cost?
    Basically, if the power supply was under US$60 or the PSU+Case cost under US$100 then get a new power supply. Preferably from Corsair or another major brand.

    Also, check the RPM of the fan on the HSF, it could be running slower than normal causing heating issues.
     
  2. LukyHRE

    LukyHRE

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    Brand? Noganet: Known in Argentina, but, y'know, it's argentinian (-1)
    How much? Around... uumm... $55 (-1)
    No, the one it came with the PC case exploded, so I had to buy this one (+1) in a hurry (-1)

    So, good brand and price above US$65-75... let me see.... That's $342!

    What a lovely country with such a shitty currency... ._.

    Damn, the Ati will have to wait, and I think I need to get to work now to save money for this shit XD
    And how's the thing with the voltages? That's the only thing I don't understand...

    Edit: This is getting out of control. If I try this the PC shuts down too. I'm getting worried about how many times the PC shutted down, the CPU must be a bit damaged with so many overheating... =/
    I have buy a PSU as soon as I can... Work, work, work...
     
  3. Ritz

    Ritz

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    My PC's temps are averaging 48-52ºC right now, and it shot up to 70 at full load earlier. I'm pretty sure these aren't the ideal temps. I suppose I should be concerned, but there's no way in hell I'm going to take this thing apart to reapply the thermal grease. Last time I tried that, I couldn't get the paste to take because the heatsink refused to be seated correctly, and by the time I was finished, the PC refused to boot and I had to reseat the entire motherboard. I thought I'd broken it, I totally flipped my shit. I'll just wait for the machine to start screaming at me again before I risk tampering with my most prized possession.
     
  4. LukyHRE

    LukyHRE

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    Hahah, you just have to take things easy and calm. If you are really scared is obvious you'll do something wrong. Take mind that you have to do it carefully, but don't panic. That and be well informed will do the trick ;)

    Try just to clean it without take out the heatsink. Maybe the temps will drop a little. But, as you know, the best thing you can do is reapplying the paste. You can also watch videos in Youtube, I did that just to stay sure the first time I cleaned my PC by myself.
     
  5. Afti

    Afti

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    Also, having had a heatsink literally fall off the mount with an Athlon II X2, it didn't ignite. It just shut down the PC.
     
  6. LukyHRE

    LukyHRE

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    One question, if I downclock (or whatever it's named) the CPU, just as a workaround to at least use some games, might it doesn't get overheated? Because I can't even use Kega Fusion... :argh:
     
  7. Afti

    Afti

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    It should run cooler, yes. How much? I dunno.
     
  8. LukyHRE

    LukyHRE

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    Perfect, thanks. Now, here in the BIOS I have two options: lowering the multiplier, or the voltage. Which one should I lower?
     
  9. Afti

    Afti

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    Multiplier is safer. No chance of making it unstable, really. Lowering voltage WOULD make it cooler, but you'll need to find the new speed's voltage needed. If not, it won't get enough power, and then you'll have to raise it again.
     
  10. Elratauru

    Elratauru

    Little Shiny Emurralds Member
    Yeah, Im having the same range temperatures, but Im using a Dual Core E2140 Overclocked to 2.4ghz (1.6 being its default speed) and the stock intel cooler. Unless It passes like 80º, don't mind too much, these things are pretty resistant to heat and of course, 70º is high...but if you wanna get it cooler like instantly, you should buy a Thermaltake Blue Orb II CPU Cooler, that things is fucking massive and belive me, its a fucking huge diference.


    It depends on your motherboard and cpu too... but for the love of god, don't touch the voltage if you don't want to get things fried. You should lower the FSB, the multiplier will give you some troubles with the Ram multiplier. I will add your msn and help you out.
     
  11. LukyHRE

    LukyHRE

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    Okay, yeah, I touched the multiplier, lowered it from x13 to x10, and now with Halo 2 running it doesn't go above 60-65 =D

    Altough, I think I find the cause. Today I looked the PSU cooler while the PC was running, and it was spinning DAMN slow. The PSU was really hot, too, I couldn't touch it. I putted oil on it, but nothing. I have a spare cooler, over there, but the thing is that that cooler is weld to the PSU's board. And, it uses two wires: red and black. The spare cooler I have uses 3 wires, red, black and yellow. Do you think it's safe to change that broken cooler? Or the PSU must be really fucked after all this time?

    Oh, and thanks for that, I'm online now :P
     
  12. SteelBrush

    SteelBrush

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    Just one more thing, are you cleaning the CPU with IPA to remove the old thermal paste? Not a huge thing but can cause future problems. Also you can buy fans that take their power from PCI slots, I use these with success in upgraded Macs.
     
  13. LukyHRE

    LukyHRE

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    Yep.
    Hmm, I didn't know that. A Thermaltake one isn't expensive, but the thing is that I have the PCI slots under the PCI-E one, occupied for the GeForce, so, I think is pretty useless XD

    Changed the P.S.U. (Problems Suply Unit)'s fan. It works a little better, but CoD4 shuts down. Lowered the multiplier again to x10.5 (2100mhz per core) and after 10-20 minutes of play it went to 64ºc, but I didn't check if it gets hotter.
    So, my PSU is shit. I have to buy a new one. Any probabilities that it screw other things?
     
  14. SteelBrush

    SteelBrush

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    PC PSUs are a terrible in that once something in them goes thats it, they have to be replaced, even the fuses which could be replaced are just soldered on. The fans in them aren't made by a brand that sells direct to end users, so you're highly unlikely to find a perfect replacement, the Newark website has a huge list of fans if you want to look for one.

    The graphics card does also produce heat, especially high powered ones.
     
  15. LukyHRE

    LukyHRE

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    Yeah, maybe I should get it to help the Geforce a little too. Thanks for the advice. You learn something new everyday =/

    Well, thank you all for all the help :). I'll buy this damn PSU (this one I think) and maybe this when I get enough money. I hope it didn't screw up other things. Tried CoD4 at 10.5x and it didn't work, after 20 minutes the 70ºc-alarm activated. I'm really tired of this shit...
     
  16. SeanieB

    SeanieB

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    Yeah, I used to do this thing to P4's called lapping, where you use a stone or idiotically use sandpaper to carefully file the top of the CPU so it's flat, but I haven't in a while, my core 2 duo on my zalman heatsink never goes over 60 C even overclocked to 4.2 GHz from 3.1 on it, I just make a habit of keeping my case clean, keeping the fans all working and keeping the alarms on for overheats, haven't had trouble. I'm currently using a nice Antec power supply, and it's not given me issues, I'm only using about 220 watts according to that calculator, and it's 480 watts, so I should be okay. You may also want to find the temp monitor in the Nvidia driver and check that GPU's temperature, it could be overheating and crashing the system, but it's more likely to crash the machine instead of just reboot, but Windows could just be blue screening, make sure you turn the "automatically restart after failiure" checkbox is off in the Windows System control panel, it could be BSODing off screen because the GPU is shutting off. I recently had my ATI Radeon 4650 fail because the metal screws holding down the heatsink snapped off from being so brittle from the heat, (never buying a Diomond Multimedia card again) and it started to overheat pretty quick.
     
  17. LukyHRE

    LukyHRE

    The only one who has a Portal-themed avatar Member
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    My GeForce 8600GT is 53ºc at stand by. I read somewhere that the video cards make a lot of heat, but they can take it. But isn't 53º too much?

    Well, I replaced the PSU, I bought a Thermaltake 450w. It's awesome, it's really silent compared to the shit I had. It did some difference (10ºc lower) but while ingames it didn't. The games last for more, yes, but even with FarCry

    So... uummhh... my PC is screwed after all? :|
     
  18. ccat

    ccat

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    If you're still alive, let me bump and point something out...

    Your PC config is 100%(no shit) identical to that one of my brother's, and he just recently had rebooting problems as well after hours of playing Aion, a CryEngine running MMO. After some time of poking around, he noticed that the passive cooling pipe of the Gigabyte 8600GT couldn't really handle excessive amounts of the (un)delicious DX10 shaders. So what we did, was tearing off a few small cooling fans from old P3's I kept somewhere and strapped them on the card using a thin headphone cable(if you have the same card, you'll notice that the heatsink isn't capable of holding screws at all). Then, we connected these to spare molex and mobo 12v ports, and voila - the very same heating monster is now capable of running things with no choke.
    Keep in mind that the heat from the card can spread to the other parts, especially if you're unlucky enough to have your PCI-e right at the bottom(MSI can be a bitch).

    BTW, it couldn't really be your CPU causing the trouble. My 5400+ is using an old Celeron heatsink mounted to an AM2 port with steel wires(don't ask). I remember that downclocking it from 2.7 to 2.0/core did not bring any heat improvements, as it was always steady, fine 40 degrees.
     
  19. Meat Miracle

    Meat Miracle

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    You need to isolate the issue properly. Try to run burning apps that use only your CPU (IntelBurnTest or Prime95), and if your computer does not reboot, then you can rule out the cpu.
    After that, run some gpu burning apps, to see if its the gpu which is faulty. Try furmark (shader test) or ighashgpu (gpgpu usage).

    PSU fans usually run low because they can tolerate the heat. My Corsair hx520 spins very slow and emits a lot of heat, but it never caused crashing.
     
  20. No, it's fine. Mine idles at 68°C and they can go up to IIRC 110°C and emergency shutdown is at 120°C