Vcore bottleneck? wtf?
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timechange01
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PostPosted: Sun, 10th Jun 2012 09:43    Post subject: Vcore bottleneck? wtf?
For some reason, my load vcore seems to be bottlenecked at 1.458v. Idle vcore goes as high as I set it in my BIOS. So my idle vcore is around 1.482v and as soon as I put the CPU to load, vcore drops to 1.458v

Ive disabled vdroop in my BIOS but the board keeps vdrooping on its own. What now?



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sausje
Banned



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Location: Limboland, Netherlands
PostPosted: Sun, 10th Jun 2012 20:25    Post subject:
I had that aswell with OCing, but with my multiplier.

Did you try a biosupdate or contact EVGA for it.
This fixed my problem.


Proud member of Frustrated Association of International Losers Failing Against the Gifted and Superior (F.A.I.L.F.A.G.S)
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timechange01
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PostPosted: Mon, 11th Jun 2012 03:53    Post subject:
BIOS is fully updated. I doubt its my power supply which is a corsair HX1050 since I also tried a spare HX1000. I have not tried contacting evga yet. Screw it Im just gonna replace the motherboard first with another one



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Werelds
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PostPosted: Mon, 11th Jun 2012 09:27    Post subject:
You can't disable Vdroop entirely, it's there for a reason (won't bore you with the details, but the essence of it is to keep the current stable). So yeah, you're trying to push the voltage beyond what the board can handle. 1.482 is quite ridiculous to begin with, most people who go up that high have droop modded their board and have substantially more cooling everywhere Smile

You kinda risk blowing your VRMs Wink
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timechange01
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PostPosted: Mon, 11th Jun 2012 09:36    Post subject:
Well this is my third E768 board. The first two had no vdroop issues whatsoever. Those boards had other issues but never anything relating to vcore. So it must be this specific board. I dont have it set to 1.48v, I was just seeing if raising the vcore would change the load vcore bottleneck but it didn't. Idle vcore follows BIOS pretty closely but the load is way wayyyyyy off. Also I treat this board well, its sitting under a full board waterblock (NB, SB and VRMs)

Ive had enough of EVGA. The features are fine, but voltage regulation is a piece of shit on the E768

My first one died completely during a LinX run (in extremely cold system temperature btw so it wasnt heat related), the second one had a melted 24-pin connector because of SLI. Apparently I needed to purchase something called a "power boost" to provide extra juice to the PCI-E lanes when using more than one GPU.... why didn't they just add this to the board is beyond me. The board is called "SLI3 FTW" and they dont add this???!

Im purchasing an ASUS board tommorow.



ASUS Maximus XII Formula | Core i9 10900k @ 5.2Ghz | 32GB G.Skill DDR4 4200Mhz | EVGA RTX 3080 Ti FTW3 Ultra Hydro Copper | ASUS ROG PG35VQ


Last edited by timechange01 on Mon, 11th Jun 2012 09:55; edited 1 time in total
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moosenoodles




Posts: 18411

PostPosted: Mon, 11th Jun 2012 09:55    Post subject:
(in extremely cold system temperature btw so it wasnt heat related)

localized areas of heat, and instant death happens with components, like a flash and something is dead Very Happy
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timechange01
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PostPosted: Wed, 4th Jul 2012 10:51    Post subject:
So I finally have the ASUS board up and running. The load line calibration on this board is so sexy!! The vcore is so stable I almost came in my pants. The EVGA board's vdroop was a piece of shit, I hit a wall at 4.29Ghz. Anyways lets see what this bitch can do! Very Happy

So basically the problem is now fixed. It was the shitty EVGA motherboard that was giving problems



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