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    Problem Overclocking the 7900 GS

    Discussion in 'Gaming (Software and Graphics Cards)' started by Viper114, Feb 15, 2007.

  1. Viper114

    Viper114 Notebook Consultant

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    Seems people are ignoring the 30+ page thread about the 7900 GS. Don't know why, but I need help with this problem that I have with mine. So, I guess I'll see if a new topic can help.

    I have a Dell Inspiron 9400 with nVidia 95.97 drivers installed. The control panel that comes with the drivers has an easy way to overclock the GPU. I've tried using that, but it doesn't want to keep the overclock settings. It gives me a license agreement to agree to in order to use it, I set it to either Optimal (412/1088) or the usuall people state here (450/1100), I click Test, and one of two things will happen:

    1) The screen goes COMPLETELY wild with lines and colors in all directions, and it won't stop until I hard reset the laptop.

    Or

    2) Nothing happens during the test, which I assume it must be OK, I click Apply, it gives me the license agreement yet again, and then it automatically goes back to choosing the Factory Clock Settings!

    Either way, the Control Panel method is obviously designed so that you can't really overclock it from there. But, I want to push it a bit further than the factory settings. I'm a little wary of trying to do it from the BIOS, and I don't have any blank discs in order to do so. What can I do?
     
  2. someone777

    someone777 Notebook Evangelist

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    well there are more oc clocking tools in internet
    so try other ones instead of that
    just gett the driver and get other ocing utility
     
  3. Viper114

    Viper114 Notebook Consultant

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    Tried Rivatuner. Not really all that effective. Confusing, too.

    Tried ATITool. It reads my GPU regardless, but I don't think it actually changes anything about it...

    Ugh, what a pain...don't know why the driver won't allow me to change it...
     
  4. Justageek95

    Justageek95 Newbie

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    The reason the clocks return to stock speed is that the bios on dell 7900GS cards prevents software overclocking. You have 2 options to overclock:
    Option 1: use nibitor to edit the clock rate in the bios then flash the bios you made.
    Option 2: flash an unlocked bios mod found here:
    http://www.notebookforums.com/thread185501.html
    This mod unlocks the bios to enable software overclocking.
     
  5. Gator

    Gator Go Gators!

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    Hey! You took my linky! :tongue:

    But yeah, what he said is likely the case if you've tried several software tools and can't get the speeds to "stick".
     
  6. Viper114

    Viper114 Notebook Consultant

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    Another tool that requires a blank disc to work, of which I don't have and can't afford at the moment...

    Man, I guess I have to wait until I get a blank disc in order to overclock...