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Low power draw under load

Joined
Mar 4, 2023
Messages
3 (0.00/day)
Processor Intel i7-12700
Motherboard ASUS H670-PRO D4
Cooling DeepCool AK620
Memory Geil 3000mHz 16GB (2x8GB)
Video Card(s) EVGA 3080 FTW3
Storage CRUCIAL 2TB P5 PLUS
Display(s) Dell S2721dgf
Case Fractal Meshify C
Power Supply SuperFlower Leadex III 850W
Software Windows 10
Hey all,

My EVGA 3080 FTW performance has tanked the past few days (after working normally for a year) and the issue appears to be due to low board power draw in the primary build. I have a primary build and a spare build that I've been testing to determine what's causing it.

-Primary build: Intel i7-12700, EVGA 3080 FTW3, ASUS H670 mobo, Super flower Leadex III 850W PSU

-Spare build: Ryzen 2600, EVGA 1660Ti XC, ASROCK B450 mobo, Rosewill photon 650W PSU

I've been benchmarking the 1660Ti in Heaven 4.0 and monitoring via GPU-Z in both builds since it's easier to move around than the 3080.

Here are the results so far.

-I don't believe it's a GPU issue since the 1660Ti underperforms in the primary build, albeit still better than the 3080, but exhibits the same power draw issues compared to the spare build where it easily exceeds boost clock and draws over the rated TDP of 120W. Temperatures are normal. CPU is not bottlenecking.

-It's not a PSU issue since I tested a spare Seasonic Gold+ 650W on the primary build and achieved the same results

-I updated to the latest GPU drivers, Windows 10 is up to date, I've changed the power settings to high performance, and forced PCIe to 3.0 in the BIOS

Therefore, I think this points towards a motherboard or software issue and I'd like to avoid reinstalling windows unless I can pin it on a software issue. I was thinking of taking the spare build SSD (Win10 installed), putting it in my primary build, then booting from there and running another Heaven 4.0 benchmark. Any other ideas to help diagnose? Would really appreciate any thoughts, thanks!
 
Joined
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System Name GrandadsBadAss
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Test your 3080 in your back up rig just in case Asus asks... I'd start the RMA process. Unless you can find something floating around in the pci-e socket you've covered your bases.
 
Joined
Mar 4, 2023
Messages
3 (0.00/day)
Processor Intel i7-12700
Motherboard ASUS H670-PRO D4
Cooling DeepCool AK620
Memory Geil 3000mHz 16GB (2x8GB)
Video Card(s) EVGA 3080 FTW3
Storage CRUCIAL 2TB P5 PLUS
Display(s) Dell S2721dgf
Case Fractal Meshify C
Power Supply SuperFlower Leadex III 850W
Software Windows 10
Joined
Mar 4, 2023
Messages
3 (0.00/day)
Processor Intel i7-12700
Motherboard ASUS H670-PRO D4
Cooling DeepCool AK620
Memory Geil 3000mHz 16GB (2x8GB)
Video Card(s) EVGA 3080 FTW3
Storage CRUCIAL 2TB P5 PLUS
Display(s) Dell S2721dgf
Case Fractal Meshify C
Power Supply SuperFlower Leadex III 850W
Software Windows 10
Well I booted from the spare build SSD in the primary build...and the GPU performed normally. So I guess I'm dealing with a software issue.

I'm not sure what exactly triggered it though. I did notice that HDR was suddenly turned on in the display settings the day I started having performance issues, I wonder if a Windows update somehow did it. Any ideas on where to start without a clean Windows install?

Well I booted from the spare build SSD in the primary build...and the GPU performed normally. So I guess I'm dealing with a software issue.

I'm not sure what exactly triggered it though. I did notice that HDR was suddenly turned on in the display settings the day I started having performance issues, I wonder if a Windows update somehow did it. Any ideas on where to start without a clean Windows install?
After googling for results within the past month, I found a reddit post that said "The recent Nvidia drivers add an overclocking feature to Nvidia Experience which screws with any overclocking software that is currently running. The software then ends up defaulting to the lowest power limit, crippling your GPU performance."

Sure enough EVGA Precision X1 had set the power limit to 41%. Everything works as it should and I'm glad this nightmare is over.
 
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