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1080ti FTW Hybrid Shunt or Bios mod?

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T3XXX
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2020/09/22 21:48:11 (permalink)
Howdy y'all, Since the 3080s have been "released" I am wanting to push my 1080ti much farther and some insight. I currently just have it manually OCed and have a stable core clock about 2000.

Since y'all are much smarter I am looking to see what your ideas/opinions are as far as doing a Shunt mod and or Bios hack? Looking for the Pros and Cons of each or both. Also if anyone cares to or would like to help me out I do have discord.

Thanks in advance and look forward to learning something new!
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    Sajin
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    ty_ger07
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    Re: 1080ti FTW Hybrid Shunt or Bios mod? 2020/09/22 23:26:13 (permalink)
    The problem with the liquid metal shunt mod method is that eventually the liquid metal eats away the solder and then the shunts burn off or fall off.  This is especially a problem because there is high current flow in that area.  If you are just looking for a temporary solution, sure, go for it.
     
    I did the soldered power mod and its been trouble-free for 3 years.
     
    A PM I received one year later:
    secret
    Remember when you added the capacitor to your shunt resistors [not quite, but whatever] to override the power limit? Remember I added conductonaut to mine to override the same limit...

    Conductonaut ate the solder off the resistors lol!!!

    I just resoldered all 3 resistors on two separate cards. Not a fun time at all, but the cards seem to work fine now.

     
    Their shunt mod lasted a year.  Mine has been going strong for 3 years.  Just something to think about.  It depends how long you plan to keep your video card.
    post edited by ty_ger07 - 2020/09/22 23:32:35

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    #3
    T3XXX
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    Re: 1080ti FTW Hybrid Shunt or Bios mod? 2020/09/23 00:01:49 (permalink)
    ty_ger07
    The problem with the liquid metal shunt mod method is that eventually the liquid metal eats away the solder and then the shunts burn off or fall off.  This is especially a problem because there is high current flow in that area.  If you are just looking for a temporary solution, sure, go for it.
     
    I did and its been trouble-free for 3 years.
     
    A PM I received one year later:
    secret
    Remember when you added the capacitor to your shunt resistors [not quite, but whatever] to override the power limit? Remember I added conductonaut to mine to override the same limit...

    Conductonaut ate the solder off the resistors lol!!!

    I just resoldered all 3 resistors on two separate cards. Not a fun time at all, but the cards seem to work fine now.

     
    Their shunt mod lasted a year.  Mine has been going strong for 3 years.  Just something to think about.  It depends how long you plan to keep your video card.


    That makes sense, I would or am looking for a long term solution till I get my hands on a 3080 but not sure the 3080 is worth ditching my 1080ti.
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    T3XXX
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    Re: 1080ti FTW Hybrid Shunt or Bios mod? 2020/09/23 20:42:28 (permalink)
    So you know how the 10 series like 20 and now the 30 will let you over clock very high as long as temps are very low. I was wondering is there anyway to get around that?



    Reason being my card is only 45-50c tops but will only stay stable at around 2000mhz. Or is it even worth it to try to get 2100 or 2150? I just feel like I have more room if I could lose the nvidia temp auto clocking crap and somehow increase power.



    Or am I way off base? BTW just to clear up any confusion I am using EVGA 1080ti FTW 3 Hybrid with Evga Precision X1 software.
    #5
    Sajin
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    Re: 1080ti FTW Hybrid Shunt or Bios mod? 2020/09/23 20:45:55 (permalink)
    To get around that you would need to install a xoc vbios onto your card. Like the 1080 ti kingpin xoc vbios, or the asus one.
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    T3XXX
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    Re: 1080ti FTW Hybrid Shunt or Bios mod? 2020/09/23 21:23:49 (permalink)
    Sajin
    To get around that you would need to install a xoc vbios onto your card. Like the 1080 ti kingpin xoc vbios, or the asus one.

    Any idea where one might get tge kingpin xoc vbios?
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    Sajin
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    Re: 1080ti FTW Hybrid Shunt or Bios mod? 2020/09/23 21:26:42 (permalink)
    T3XXX
    Sajin
    To get around that you would need to install a xoc vbios onto your card. Like the 1080 ti kingpin xoc vbios, or the asus one.

    Any idea where one might get tge kingpin xoc vbios?

    You can only get that one through Vince aka Kingpin by e-mailing him, and you have to own a kingpin card.
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    T3XXX
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    Re: 1080ti FTW Hybrid Shunt or Bios mod? 2020/09/23 21:49:39 (permalink)
    Well ok, that's not going to work. Any idea how to get the other vBios?
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    Sajin
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    T3XXX
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    Re: 1080ti FTW Hybrid Shunt or Bios mod? 2020/09/23 22:03:13 (permalink)
    Sajin



    Thanks bro! So will this help me get higher clocks on its own or will I need a shunt? Also is using the vBios from the XOC mess up my Evga ftw3?
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    Sajin
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    Re: 1080ti FTW Hybrid Shunt or Bios mod? 2020/09/23 22:07:20 (permalink)
    No problem. It should help you get higher clocks without shunting if it works with your card. It will allow higher voltages so faster degradation is possible. If anything goes wrong you can switch to your other vbios since your card comes with two. Only flash one position, and keep the other stock.
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    T3XXX
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    Re: 1080ti FTW Hybrid Shunt or Bios mod? 2020/09/23 22:08:54 (permalink)
    Sajin
    It should help you get higher clocks without shunting if it works with your card. It will allow higher voltages so faster degradation is possible. If anything goes wrong you can switch to your other vbios since your card comes with two. Only flash one position, and keep the other stock.


    Ok awesome! I will be trying this in a couple days. Thanks for all the help and I will let y'all know how it turns out!!
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    Sajin
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    Re: 1080ti FTW Hybrid Shunt or Bios mod? 2020/09/23 22:10:11 (permalink)

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    HeavyHemi
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    Re: 1080ti FTW Hybrid Shunt or Bios mod? 2020/09/24 00:40:46 (permalink)
    T3XXX
    Howdy y'all, Since the 3080s have been "released" I am wanting to push my 1080ti much farther and some insight. I currently just have it manually OCed and have a stable core clock about 2000.

    Since y'all are much smarter I am looking to see what your ideas/opinions are as far as doing a Shunt mod and or Bios hack? Looking for the Pros and Cons of each or both. Also if anyone cares to or would like to help me out I do have discord.

    Thanks in advance and look forward to learning something new!



    First question, is 2000mhz the highest stable overclock you can get? If so, a shunt mod is probably not going to help as you're not really power limited. Have you experimented with the voltage curve method?
     
     
    Sajin
    No problem. It should help you get higher clocks without shunting if it works with your card. It will allow higher voltages so faster degradation is possible. If anything goes wrong you can switch to your other vbios since your card comes with two. Only flash one position, and keep the other stock.


     
    I wasn't aware either the shunt mod or the VBIOS allowed going over 1.093v.
    post edited by HeavyHemi - 2020/09/24 00:46:21

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    Sajin
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    Re: 1080ti FTW Hybrid Shunt or Bios mod? 2020/09/24 01:00:41 (permalink)
    IIRC the asus xoc vbios allows 1.125mv.
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