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    Undervolting thread : Post your settings

    Discussion in 'Hardware Components and Aftermarket Upgrades' started by wearetheborg, Aug 20, 2007.

  1. wearetheborg

    wearetheborg Notebook Virtuoso

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    I dont think that can be done. Unless you hack the bios.
    Do you get improvement in terms of when the fan comes on ? It may be th case that the fan is on less often with undervolting...
     
  2. Matisse

    Matisse Notebook Guru

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    The fan start normally and as soon as I start intensive appl.(game,Photoshop CS2,etc) CPU temp. get higher than 70C with fan on.Without NHC enable I got CPU temp. somewhere around 55C-57C so in terms of heat, undervolting did not produce major improvements considering that I have the same values before.
     
  3. Bog

    Bog Losing it...

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    Has anyone managed to undervolt a Turion X2 TL-58? If so, at what settings.
     
  4. adinu

    adinu I pwn teh n00bs.

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    I've got a TL-50 overclocked to 1.9GHz and running stable at 0.975V. Idk if yours is the 65nm version or not, but you should be able to get down to at least that if not more.
     
  5. powerpack

    powerpack Notebook Prophet

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    Adinu what undervolting program? I use SysTool and can not get that low, do you turn off AMD Power Now and let SysTool Handle all (if you use)? TL-52. I am not what I would call real stable at 1.9, I can run for a while but end up getting these multi colored pinstripes Windows is gone all is gone. Turn off and reboot. Any settings or program advice much appreciated.
     
  6. deputc26

    deputc26 Notebook Consultant

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    anybody have experience undervolting penryns? I'll be buying one soon and would like to undervolt.
     
  7. rtrdogs

    rtrdogs Notebook Evangelist

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    Ask Yitzter. He's got a DV6700T running a T9300 he's undervolted.
     
  8. Silvr6

    Silvr6 Notebook Evangelist

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    i've got a core solo T1200 that does 1.5ghz @ 0.95v

    [email protected] 1.125v

    and a T7200@ 2.0ghz @ 1.05v

    i'm quite suprised with how low i got on my t7200
     
  9. flipfire

    flipfire Moderately Boss

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    Using RMclock on a C2D T7500, i only managed to get 1.100@11x multiplier. I could barely lower the other multipliers because they were sensitive to BSOD. I used RMclock and Orthos Loader to test stability for every multiplier for at least 30mins
     
  10. Shadowfate

    Shadowfate Wala pa rin ako maisip e.

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    Right mark utility

    Turion 64x2 TL-58(2.25Ghz-2.4GHZ) 1.025V at 9.5x.(I can't seem to make it run at 4.0x multiplier always at 9.5)

    Will try to get lower,still testing
     
  11. flipfire

    flipfire Moderately Boss

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    How are you testing it shadowfate?

    You can make it run at any multiplier you want using RMclock
     
  12. Shadowfate

    Shadowfate Wala pa rin ako maisip e.

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    What does the multiplier do anyway???

    I test it simply by lowering the voltage every now and then, encode a video and wait and see if it will hang.

    The difference that i see is that aside from the fact that my laptop now consumes less power, my CPU temp under stress is now just at 75 C, At normal voltages it was aroung 83+.

    P.S. thanks for earlier
     
  13. flipfire

    flipfire Moderately Boss

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    No problem, thx for the rep. The battery thing is a common issue, its minor.

    Doing encoding will only test your highest multipliers stability. Youll need to put certain CPU load to reach the other multipliers

    Multipliers are there to save battery and other purposes i guess. I probably wont explain it exactly right but I hope you get the idea. Instead of your processor running 2.2ghz all the time, they have made multipliers so it can step down the frequencies and save battery life. If your just idling it will use the lowest multiplier which is 6x for me because your not really doing anything. If you multiply the multiplier with your bus speed you will get the frequency its running. My bus speed is 200mhz x 11x (highest)multiplier = 2.2ghz max processor speed

    Ill teach you how to test every multiplier on a full cpu load test for stability. This is probably the best way to test stability on all multipliers. First your gonna need ORTHOS to create a full cpu load. Download it here:

    Now go to your RMclock main ‘Profile’ page and Untick the highest multiplier box which is 11x for me and click Apply. This will make the computer only run highest on the ticked 10x multiplier which is 200mhz x 10x multiplier = 2.0ghz which make the CPU speed max out at that frequency since you disabled the 11x multiplier (2.2ghz)

    Now open up ORTHOS and Click on Start. This will put full load on the cpu and test the 10x multipliers voltage stability. Go to RMclocks "CPU Info” tab and you will notice that it will not reach your highest processor speed. Let ORTHOS run at least 30mins on this multiplier to test if enough voltage is being fed to that multiplier. If it blue screens and restarts then you will have to put the voltage back up for that multiplier because its too low

    Now keep untick a multiplier one by one and test it for 30mins each till you reach the last multiplier. I know it takes time but if you wanna make the most out of undervolting then this is the way

    Once your done testing every multiplier and optimised the right voltages for each one. You may tick the boxes back again and click apply so your processors power isn’t handicapped. You also have to retick the boxes on the Power On Demand “ Sub profile menu
     
  14. Shadowfate

    Shadowfate Wala pa rin ako maisip e.

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    Thanks will try it.

    I think my multiplier is always at 9.5 when I start my laptop it is always at that.

    Ntune also says that is at 9 multiplier.

    Still a little scred to put the battery back on.
    That's okay most of the time im always at ac power
     
  15. Shadowfate

    Shadowfate Wala pa rin ako maisip e.

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    Tried your directions but even when unchecked the 11x multiplier my it still remains the same
     
  16. flipfire

    flipfire Moderately Boss

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    Weird. Something must be locked it in. Did you click apply after you unticked it?

    You can plug your battery back on, its a minor issue. Check to see if your battery is okay. This might be the reason it shutdown unexpectedly
     
  17. Shadowfate

    Shadowfate Wala pa rin ako maisip e.

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    Yes I clicked apply but it still would not move.

    Will bad things happen if it is always at that multiplier??
     
  18. flipfire

    flipfire Moderately Boss

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    Not exactly bad, you will just loose battery life and maybe higher temps since it will be always running at the voltage you set it at. Instead of running lower voltage on lower multipliers

    EDIT: Run ORTHOS and look at the CPU info page. Are you reaching your maximum processor speed? (which is 2.2 or 2.4ghz from what you said on the other page). If your not, then something is limiting your processor speed from reaching its full power
     
  19. _radditz_

    _radditz_ Fallen to the Sith...

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    Asus A6Jc
    Core Duo T2300
    Min = 0.95v
    Max = 1.025v
     
  20. flipfire

    flipfire Moderately Boss

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    Can we get the default Penryns voltages in here?

    This way we can prove if the new Penryns actually eat more or less power
     
  21. Shadowfate

    Shadowfate Wala pa rin ako maisip e.

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    How can I make it so that it runs with this setting at start-up?

    I figured out how to make it run at lower multipliers by setting it to max performance and going to that tab then set it there manually.

    I will be mainly using the 9.5x multiplier and the lowest multiplier only.
    I can't make it to auto lower the multiplier.so only manually
     
  22. flipfire

    flipfire Moderately Boss

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    It should change multipliers automatically depending on how much CPU power you need. You shouldnt have to set this

    Go here and scroll down to blackbirds instructions. It will tell you how to make it run on start up. You should follow this guide step by step to undervolt actually

    http://forum.notebookreview.com/showthread.php?p=2637648#post2637648
     
  23. Shadowfate

    Shadowfate Wala pa rin ako maisip e.

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    Actually I only change the voltage of the lowest multiplier 0 and the rest will be automatically adjusted. but It does not really change multipliers
     
  24. Shadowfate

    Shadowfate Wala pa rin ako maisip e.

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    Okay now it is automatic, Although I think I already know what is the least amount of voltage for the higest multiplier, am now working on the lowest one.

    Hey when I set it to 1.000v and my screen goes BSOD that means that I already reached the limit of my CPU right???
     
  25. flipfire

    flipfire Moderately Boss

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    Yes not enough voltage is being fed to the processor which makes it crash. You have to put the voltage back up
     
  26. Shadowfate

    Shadowfate Wala pa rin ako maisip e.

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    Then that means that my lowest voltage for my highest multiplier is 1.025.
     
  27. Shadowfate

    Shadowfate Wala pa rin ako maisip e.

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    Okay This will be my settings for the days to come.
    AMD Turion TL-58(2.25GHZ-2.4GHZ)
    Lowest Multiplier 4.0, 0.750v. Stock: 0.800v
    Highest Multiplier 9.5, 1.025v, Stock: 1.150v

    I think this is a good setting.
     
  28. flipfire

    flipfire Moderately Boss

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    Yes that sounds about right for your processor. Make sure you run the OTHOS loader for 45mins for the highest multiplier, 30mins for all the other multipliers
     
  29. Shadowfate

    Shadowfate Wala pa rin ako maisip e.

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    It looks like I had problems with the first settings(maybe because it is overclocked/

    AMD Turion TL-58(2.25GHZ-2.4GHZ)
    Lowest Multiplier 4.0, 0.762v. Stock: 0.800v
    Highest Multiplier 9.5, 1.050v, Stock: 1.150v

    Will test this ones.
     
  30. notyou

    notyou Notebook Deity

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    I'm at .950V for all multipliers (6.0-10.0) on my T5450 (1.66GHz), down from 1.25 I believe.
     
  31. Shadowfate

    Shadowfate Wala pa rin ako maisip e.

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    When you check if your voltage in your laptop is right, do you also do it while running a graphic application in the program, a notebook cooler, wireless connections(bluetooth and wlan) and wired connections "on".

    Because when I just check if the CPU is running smoothly then my voltage requirement will be lower but when I turn on this things my laptop dies.
    I think that running this devices aong with orthos when checing your voltages is a must.

    Am I wrong???
     
  32. Shadowfate

    Shadowfate Wala pa rin ako maisip e.

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    Oh I also forgot about the cd drive.

    Doi have to turn it allonwhen testing the highest setting ???????
     
  33. notyou

    notyou Notebook Deity

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    Undervolting just affects the CPU not any other component of the system, therefore just running Orthos or any other similar program will do. Since yours is dying when you enable other devices I would think it's just coincidental/ (have you run Orthos for 24 hours to check stability?) or it could be something else unCPU related.
     
  34. Shadowfate

    Shadowfate Wala pa rin ako maisip e.

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    Ohhhhh. So it is only for the CPU. Will try to lower my voltage again.
    (Undervolting really does take a lot of time)
     
  35. notyou

    notyou Notebook Deity

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    Not really, the doing it is quick. Now the stability testing, well, that's what takes so long.
     
  36. Shadowfate

    Shadowfate Wala pa rin ako maisip e.

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    Oh I mean the stability testing(I had already a lot of BSODs)
     
  37. The Magnificent Turk

    The Magnificent Turk Notebook Enthusiast

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  38. flipfire

    flipfire Moderately Boss

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    I would have thought SuperFLM voltage go lower the slower your processor is. Its quite close to your 6x..
     
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