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    PhysX? Why can't I get it to work?

    Discussion in 'Gaming (Software and Graphics Cards)' started by IKAS V, Sep 1, 2008.

  1. IKAS V

    IKAS V Notebook Prophet

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    I finally upgraded by display drivers to 179.92 which I thought I would be able to use the PhysX engine, after downloading the programs and installing it on my laptop I can't get it to work any Ideas how to enable it?
    On a side note in my Nvidia control panel I get two options for screen refresh rate 60 and 61 hertz, I know one is faster than the other but does 61 hertz improve performance( FPS) or should I just stick with 60 hertz?
    Also when I bought my laptop in GPU-Z it said I had 9800M GT's but when I installed the new drivers they switched to just 9800 GT's, did this downgrade my GPU's or are they the same just with a different name?
    Sorry I am a little confused, any and all help would be greatly appreciated.
    Also my CPU score in 3DMARK06 went down with the new drivers, any ideas why?
     
  2. ViciousXUSMC

    ViciousXUSMC Master Viking NBR Reviewer

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    Stick with what ever your display is supposed to use, normally its 60hz.

    I also have newer drivers and could not get phisix to work maybe notebook gpu's do not have it only the desktop?

    If thats not the case its just a .inf and driver incompatibility.
     
  3. Rorschach

    Rorschach Notebook Virtuoso NBR Reviewer

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    To my knowledge, only the drivers that say they support physx on laptopvideo2go will work. Also, there could be a 100 reasons why your score went down in 3dmark06, pick a game to do actual testing, because is 3dmark really going to hurt your ability to play a game?
     
  4. Zenica

    Zenica InterArmaEnimSilentLeges

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    It won't work for me either with driver 7.15.11.7602 and the latest driver from nVidia refuses to install claiming I don't have the correct hardware.

    Very strange.
     
  5. Kevin

    Kevin Egregious

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    How exactly do you know when Physx is "working"? Is there supposed to be a change in the NV Control Panel, or some kind of visual cue?

    Or am I just supposed to look for improved performance while gaming?
     
  6. IKAS V

    IKAS V Notebook Prophet

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    No it won't hurt my ability to play games but it seemed strange my CPU score would take a hit with the new drivers.
    I don't know it seems that Nvidia was touting how the new drivers support PhysX but a lot of people are having trouble using it.
    **** NVIDIA! :mad:
    Anybody get it able to work? If you did what drivers did you use?
     
  7. Rorschach

    Rorschach Notebook Virtuoso NBR Reviewer

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    IkasV do you even have any games that you would even notice physx is running?
     
  8. IKAS V

    IKAS V Notebook Prophet

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    UT3 I know for sure has it.
     
  9. Oodle-Bear

    Oodle-Bear Alienware Mug, Testpilot

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    It does but only if you download the specially written add-on for it. As far as i know the normal game does not use the PhysX facility. I have the 177.92 drivers and in control panel there's PhysX settings which say enabled. i have noticed no difference in UT3 or Bioshock...

    It seems although this {hysX technology has been released it's not mainstreem in games yet, to be hojnest most manufactueres aren't sure what to do with it yet. I'd bet that those that are writing games now, won't include it so it may be that games written for next year might use PhysX more...

    I gety lower temops using the new drivers and no difference in playing games BTW (",)

    OB
     
  10. Zenica

    Zenica InterArmaEnimSilentLeges

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    Well I was able to get driver 7.15.11.7792 installed. I don't have either a PhysX or Ageia icon in Control Panel but I do have a folder in the Start→All Programs→NVIDIA Corporation→NVIDIA PhysX Properties that has an exe for
    PhysX by NVIDIA. Under the INFO tab it says "No AGEIA PhysX processor installed" and under the Settings Tab I have 3 radio buttons for No Acceleration, GeForce PhysX and AGEIA PhysX. The AGEIA is greyed out.

    Is this normal?
     
  11. Oodle-Bear

    Oodle-Bear Alienware Mug, Testpilot

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    Yu[ that's what i've got, just wondered, are you using XP?

    I'm using Vista 32 Ultimate and i've got the PhysX properties in my control panel but everything else is the same. I tried to activate the "No Acceleration" and i was told to use admin access lol, i tried to find the exe but couldn't lol

    You've got a normal set-up there, what games have you played?

    OB
     
  12. Zenica

    Zenica InterArmaEnimSilentLeges

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    I have Vista Ultimate 64bit and I've played a few games...Crysis, The Witcher and Halo II.

    What bothers me is that the NVIDIA PhysX program says no PhysX processor installed.
     
  13. Oodle-Bear

    Oodle-Bear Alienware Mug, Testpilot

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    Don't worry, That becasue you don't have the AGEIA PhysX card installed a la XPS 1730... The software version uses the GPU's to process the physx elements instead of an actual card with a dedicated processor.

    Mine says the same thing.

    Maybe yours isn't in the control panel because it's 64 bit...?

    OB
     
  14. Zenica

    Zenica InterArmaEnimSilentLeges

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    I see, so nVidia PhysX is just a software emulation of an AGEIA card?
     
  15. Ayle

    Ayle Trailblazer

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    open the physx control panel, go on settings tab and check if nvidia physx is enabled.
    It's not emulation, it just allows the physx calculations to be made on the gpu instead of a dedicated physx card.
     
  16. Zenica

    Zenica InterArmaEnimSilentLeges

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    I put the original drivers back on my system...I ran the 3Dmark06 test with the "updated" drivers and suffered a 500 point hit in the video dept.

    The original drivers greyed out the PhysX options.
     
  17. Rorschach

    Rorschach Notebook Virtuoso NBR Reviewer

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    OK looked further into this and apparently I had it installed and working since I updated to 177.92. It required I install directx 9.0c to run the demos, so I'm doing that right now and I'll post back.

    Edit: XP guide for physx

    OK looks like I've got it working, to make sure it is fully working you will need the 177.92 drivers, once installed go into start/programs/nvidia corporation/physx properties/settings and make sure Geforce physx is selected. Next install directX 9.0c which can be found here http://www.microsoft.com/downloads/...Z7n3FV/UmReXzIIXQKfpOwPmnfpCWlaFMjoGW75ykrA==

    Once installed go in the physx properties and you can now run the demos. If you can't notice the difference in games, I'm assuming the DX 9.0c is needed to get any difference in games.

    For people with vista, I'll need your help, go into start/programs/nvidia corporation/physx properties/Demos and try to run them, if they don't run because you need the update do a search and download the update and try the demos again.
     
  18. eleron911

    eleron911 HighSpeedFreak

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    The physics map pack does indeed have it.
    Pretty much, yes.
    Warmongers is one of the games that is suposed to use it. Try it :)
     
  19. IKAS V

    IKAS V Notebook Prophet

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    So do these mean it's enabled.
     
  20. Oodle-Bear

    Oodle-Bear Alienware Mug, Testpilot

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    Yes, that's what i've got on my Pc and my FPS went from 60 to 95 on the same game with the same settings, I've not tried 3Dmark06 yet but it works fine for me.

    OB
     
  21. sliqsystems

    sliqsystems Notebook Consultant

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    I beleive so. The "Settings" tab is the one you need. Did you try the Demo tab. I think you can test out the physx there.

    I read somewhere on these forums (and I cant find it again) that enabling this has dropped 3dMark scores, but should not affect your fps scores in your games. I guess you can run your litany of tests again with it enabled and without :)
     
  22. Zenica

    Zenica InterArmaEnimSilentLeges

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    It tanked my 3DMark06 scored by 500 points and only in the GPU dept.
    My CPU score went up a few points (to be expected with the architecture of PhysX).

    I reverted back to my original driver which greyed out the option for PhysX.
    I would have to spend at least 2 hours checking in-game FPS to know if PhysX is friend or foe.
     
  23. Kevin

    Kevin Egregious

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    Where do you find the PhysX Tweaker? I have the Properties panel, but not the other one.
     
  24. unknown555525

    unknown555525 rawr

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    o.0 The PhysX driver just made my notebook go from 3fps to 40fps on the PhysX UT3 maps... great driver :)
     
  25. Zenica

    Zenica InterArmaEnimSilentLeges

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    From 3 to 40???
     
  26. yoyo1299

    yoyo1299 Notebook Evangelist

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    That's what he said....
     
  27. IKAS V

    IKAS V Notebook Prophet

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  28. Zenica

    Zenica InterArmaEnimSilentLeges

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    That's impressive.
     
  29. emike09

    emike09 Overclocking Champion

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    177.92 has support for it.
     
  30. Kevin

    Kevin Egregious

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    I'm not seeing much of an improvement in Mass Effect*. In fact, I'm thinking it surely performs worse. I'm doing more testing to confirm.

    *ME is the only PhysX capable game I own at the moment.