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RTX 3080 only drawing 150-180 watts?

Associate
Joined
29 Dec 2017
Posts
4
Location
Telford UK
Hey guys.

I'm just wondering if anyone else as come accross this problem and if so how did you fix it. i've been running an RTX 3080 Founders Edition flawlessly for like 4-5 years pulling 320ish watts in Cyberpunk at 60-80FPS max settings with Ray Tracing but about 3 months ago i had a hard crash, BSOD and my PC restarted and from then on every game i play crashes to desktop within 5-10 minutes (Temps all round were/are fine).
looking through event viewer i can see it was the Nvidia Driver that crashed. After soooooo many days and weeks troubleshooting the problem by swapping out memory, reseating CPU, Re installing Windows 10, re installing Nvidia Drivers using DDU, stress testing CPU//GPU/Memory (Passed all tests without crashing) nothing was working so i tried MSI Afterburner to do a custom voltage curve of -200Mhz and raised it at 900mV's to 1820Mhz and was stable and running pretty cool at 65°c for like a month while still pulling 300ish watts.

THEN last week i booted up to played Cyberpunk 2077 expecting to get 60-80FPS as per usual and the card was only drawing 150-180ish watts and the FPS was tanking to 30-45FPS and according to GPU-Z both PCIe power cables are only drawing 75w and 62w respectively sometimes a little more but obviously not hitting the base clock of the 3080 and yes this is happening in every game it just wont draw anymore than 180ish watts even when i reset the card to default clock speeds and uping the power limit to 115% (although the first 20 seconds it very rarely will jump around from 150-220 watts before tanking again). so i re seated all the Power Supply cables including the 2 PCIE cables to the GPU and the 12 pin adapter that came with the Founders Edition, swapped the PCIe cables out for another set, cleaned out the PCIe x16 slot just in case and still nothing works and i'm running out of ideas. What is the most likely cause? Is the GPU on it's last legs? or could it be my PSU? or just the 12 Pin Adapter...

PSU is a Corsair RM850x (had it 2019).

I'll be borrowing another PSU in the next few days just to test but i hope it isn't the GPU else i'm screwed cuz no way i can afford another one just yet.

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Yeah i allways run Max Performance, i did try default power management as well but get the same either way.
Bios was up to date
Also Set Bios to defaults
Turned off C States in Bios
Windows is set to High Performance (Also tried Balanced)
PCIe Link State Power Management is set to off in Advanced Power Options
Windows 10 Home 64bit 22H2 - Intel(R) i9-9900KF (AI Optimised in Bios... altho i can still Overclock to 5Ghz with no problem)
 
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looks like your issue
And your hwinfo shows that GPU sets the power limit to 1 too. So could be issue with power - voltage drop.

 
looks like your issue
And your hwinfo shows that GPU sets the power limit to 1 too. So could be issue with power - voltage drop.

Good find! Here's hoping this is the issue OP.
 
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