Hi guys,
Just a quick question. I’ve had the above card for around 8 weeks happy with the card. However, I would like to understand why the voltage limit flag is always up when running stock. I have never overclocked the card but have adjusted the fan curve to be more aggressive.
I also noticed that the back plate gets hot during normal operation and after seeing the recent events I guess this can be normal for some cards (have to say I'm a little disappointed with recent events tbh).
Below is a capture of my card running DX11 Heaven ultra x8 for around 15 minutes.
The voltage limit flag is up as soon as sets go to the GPU, however the voltage can still vary slightly from 1.043 to 1.050 etc. My question is this; I assume this is GPU boost 3 after reading a sensor within the GPU?. Or is this normal for everyone? The card seems to be being throttled yet the power and temp limits are way below the limit so I can only assume it is the voltage limit flag causing boost to drop down from 2012MHz stock to 1974MHz which is where the cards sits the whole time during normal use sometimes it does pop back to 2000MHz.
I’m a computer science research student (PhD), unfortunately, not an electrical engineer, only gone from logic gate up no material science. I've looked into the architecture of the EVGA FTW PCB but am still not sure what is causing the above to happen. Is the GPU requesting so fab quality affects this or another component requesting this. So I was wondering if someone could explain this to me please. I was under the impression that I could adjust the voltage if I wanted to in the future under liquid cooling (probably going to get EK block next few weeks considering the VRM issue), but if this is throttling the card I'm not sure how I could overclock from here.
Anyhows let me know or point me to somewhere that'll help me understand this please.
post edited by Relentlessly - 2016/10/29 12:59:26
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