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12gb 3080 performance drops to 57mhash after two hours

rmachiavelli

New Member
Joined
Jul 23, 2022
Messages
5 (0.01/day)
I have the problem that the performance (mhash) drops to half after a couple of hours

i use nbminer 4.42
windows 11
msi afterburn
tdp limit 79%
memory +620
corestock
drivers 512.77
 
Joined
Jan 5, 2006
Messages
18,002 (2.68/day)
System Name AlderLake / Laptop
Processor Intel i7 12700K P-Cores @ 5Ghz / Intel i3 7100U
Motherboard Gigabyte Z690 Aorus Master / HP 83A3 (U3E1)
Cooling Noctua NH-U12A 2 fans + Thermal Grizzly Kryonaut Extreme + 5 case fans / Fan
Memory 32GB DDR5 Corsair Dominator Platinum RGB 6000MT/s CL36 / 8GB DDR4 HyperX CL13
Video Card(s) MSI RTX 2070 Super Gaming X Trio / Intel HD620
Storage Samsung 980 Pro 1TB + 970 Evo 500GB + 850 Pro 512GB + 860 Evo 1TB x2 / Samsung 256GB M.2 SSD
Display(s) 23.8" Dell S2417DG 165Hz G-Sync 1440p / 14" 1080p IPS Glossy
Case Be quiet! Silent Base 600 - Window / HP Pavilion
Audio Device(s) Panasonic SA-PMX94 / Realtek onboard + B&O speaker system / Harman Kardon Go + Play / Logitech G533
Power Supply Seasonic Focus Plus Gold 750W / Powerbrick
Mouse Logitech MX Anywhere 2 Laser wireless / Logitech M330 wireless
Keyboard RAPOO E9270P Black 5GHz wireless / HP backlit
Software Windows 11 / Windows 10
Benchmark Scores Cinebench R23 (Single Core) 1936 @ stock Cinebench R23 (Multi Core) 23006 @ stock
Nvidia Lite Hash Rate GPU

An Nvidia LHR GPU is an Nvidia Lite Hash Rate GPU. This refers to an Nvidia graphics card where the graphics card's hash rate has been reduced by Nvidia before being sold to the market, ostensibly as an attempt to sell cheaper graphics cards to gamers and other consumers not impacted by GPU hash rate.
 
Joined
Jan 7, 2019
Messages
151 (0.08/day)
i had that problem, confirm that the memory wasnt lock to 5000mhz
some programs locks core and memory in a reduce state.
one possible "solution" leave gpu-z on
 
Joined
Feb 20, 2019
Messages
7,456 (3.89/day)
System Name Bragging Rights
Processor Atom Z3735F 1.33GHz
Motherboard It has no markings but it's green
Cooling No, it's a 2.2W processor
Memory 2GB DDR3L-1333
Video Card(s) Gen7 Intel HD (4EU @ 311MHz)
Storage 32GB eMMC and 128GB Sandisk Extreme U3
Display(s) 10" IPS 1280x800 60Hz
Case Veddha T2
Audio Device(s) Apparently, yes
Power Supply Samsung 18W 5V fast-charger
Mouse MX Anywhere 2
Keyboard Logitech MX Keys (not Cherry MX at all)
VR HMD Samsung Oddyssey, not that I'd plug it into this though....
Software W10 21H1, barely
Benchmark Scores I once clocked a Celeron-300A to 564MHz on an Abit BE6 and it scored over 9000.
What are you mining and why?
ETH in particular is about to merge (they successfully tested the merge code last week and that success is a big part of why ETH outperformed BTC last week), and I stopped mining and sold everything in April because profitability was near-zero (and has only continued to degrade since ETH started dropping in value in March).

ETH might recover to it's 2021 high but it won't be quick enough to beat the transition to proof of stake, I don't think.
For Ravencoin, perhaps there's still some point to mining but if I were you I would be looking at what you can get for your 3080 12GB before it drops in price; There was a news article yesterday that said Nvidia are restarting board production of 3080 12GB to clear all their excess GA102 inventory. That's the closest thing you'll get to an official warning of incoming price-cuts, which could take several hundred dollars off the used value of your GPU in the very near future.
 
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