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Growing Nvidia LHR Graphics Playing cards Hashrate with lolMiner. Take a look at by 2Miners.

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Beforehand we tried unlocking Nvidia's LHR graphics playing cards utilizing T-Rex. You possibly can examine this experiment and its leads to the devoted article. And if you wish to discover ways to unlock LHR playing cards with Gminer, comply with this hyperlink.

The Origins of LHR Graphics Playing cards. Nvidia RTX 3060

At CES in January 2021, NVIDIA introduced the GeForce RTX 3060. This latest GeForce RTX graphics card was imagined to be launched on the finish of February 2021.

NVIDIA revealed the takeaways of the presentation on the official web site on January 12, 2021, within the article titled “NVIDIA Ampere Structure for Each Gamer: GeForce RTX 3060 Out there Late February, At $329.”

You possibly can learn the total article by following the hyperlink.

For the reason that announcement of the GeForce RTX 3060, some media shops revealed rumors about these GPUs being doubtlessly restricted in hash price. In mid-February 2021, this info nonetheless hadn’t been confirmed.

On February 18, 2021, NVIDIA formally introduced that they'd halve the hash price for the GeForce RTX 3060 within the article titled "GeForce Is Made for Gaming, CMP Is Made to Mine".

Precisely three months later, on Could 18, 2021, NVIDIA revealed one other article of their weblog titled “A Additional Step to Getting GeForce Playing cards into the Fingers of Players.” The article talks about reducing the hash price on Ethash for the newly constructed GPUs: GeForce RTX 3080, 3070, and 3060 Ti, to make them much less interesting for miners. These fashions turned obtainable on the finish of Could 2021 and had been marked with a “Lite Hash Fee” or “LHR” identifier.

Proper after this submit, consultants began actively discussing the time period "LHR". You possibly can learn the total article right here.

On Could 31, 2021, NVIDIA introduced the GeForce RTX 3080 Ti and GeForce RTX 3070 Ti. You possibly can learn the total announcement right here.

NVIDIA didn’t make any official assertion concerning LHR in these GPUs. Nevertheless, rumors about their restricted hash price on Ethash began circulating even earlier than the announcement. After the official launch and testing, it was confirmed that the GeForce RTX 3080 Ti and GeForce RTX 3070 Ti had restricted hash price.

Take a look at Rig Specs

The take a look at rig consisted of the next elements:

  • Motherboard: BIOSTAR Hello-Fi B85S2
  • CPU: Intel Pentium G3220
  • Show: Intel HD Graphics
  • Reminiscence: DDR3 SDRAM Kingston 4GB
  • HDD: Seagate Barracuda 7200.12 160Gb
  • PSU: EVGA 1000 GQ 80+ GOLD 1000W
  • GPU: EVGA GeForce RTX 3080 Ti FTW3 ULTRA GAMING (1800 MHz Enhance Clock, Reminiscence Clock 19000 MHz (efficient), TPD: 350 Watts)
  • Two GPUs had been linked to the motherboard, every by means of the riser PCI-E X16-X1.
  • OS: Home windows 10
  • Nvidia’s driver: 471.68, 472.12
  • Overclocking: MSI Afterburner 4.6.4 Beta 3
  • Monitoring: GPU-Z

Testing was held indoors with the room temperature at +15 °C (59 °F).

We used PhoenixMiner to estimate the max hash price for the RTX 3080 Ti on Ethash and Etchash algorithms. We launched the mining program on our rig with the next GPU settings: PL(%): 70, CC(MHz): +0, MC(MHz): +1000.

Proper after the launch, this system estimated a hash price on Ethash at ~116 Mh/s, however after two minutes it settled at ~64 Mh/s.

Due to pretesting, we estimated a possible hash price, with out LHR lock, on Ethash and Etchash and confirmed that LHR lock results in a ~45% hash price lower.

Testing lolMiner on Nvidia LHR

lolMiner is a well-liked mining program created by the developer generally known as Lolliedieb. lolMiner’s first model was launched on October 28, 2018, and it supported solely AMD graphics playing cards and a restricted variety of mining algorithms. Right now the miner is being actively developed, and it helps quite a lot of algorithms: Ethash, Etchash, ZelHash, Equihash, Cuckoo, Cuckaroo, Cuckatoo, Autolykos, and BeamHash.

The miner helps NVIDIA and AMD and works on Home windows and Linux.

lolMiner’s builders consistently be in contact with their customers on widespread platforms and thru social media channels.


Github: https://github.com/Lolliedieb/lolMiner-releases/releases
Telegram: 2Miners pool chat

We used lolMiner 1.32a to estimate the max hash price for the RTX 3080 Ti with LHR lock on Ethash. Then we launched the mining program on our rig with the next GPU settings: PL(%): 55, CC (MHz): +0, MC (MHz): +1000.

The miner estimated a hash price on Ethash at ~63 Mh/s. Reminiscence Controller Load, GPU Load, and Board Energy Draw charts had been secure, with out important leaps. Reminiscence Controller Load was 66%.

Then we launched the mining program on our rig with the next GPU settings: PL(%): 55, CC (MHz): +0, MC (MHz): +1300.

The miner estimated a hash price on Ethash at ~65 Mh/s. Reminiscence Controller Load, GPU Load, and Board Energy Draw charts had been secure, with out important leaps. Reminiscence Controller Load was 66%.

In consequence, we estimated the hash price and confirmed that the GPU hash price with LHR lock is ~64–66 Mh/s.

It is vital to notice that MSI Afterburner indexes GPUs ranging from GPU 1, whereas within the log file and mining program GPUs are listed ranging from GPU 0. On this article we point out graphics playing cards as GPU 1 and GPU 2 more often than not, other than just a few events once we point out the information from the log file or the mining program.

LHR Unlock with lolMiner 1.32a

On September 12, 2021, the builders introduced lolMiner 1.32a. This was the primary model with the partial LHR unlock. It featured new miner parameters and working modes.

You possibly can obtain the miner and be taught extra about it right here.

Click on right here to open the setup information for various working modes: “Nvidia Mode Change & LHR Semi Unlock”.

The outline of this miner model says that the builders ran most pre-release checks on Linux programs with particular video drivers. Nevertheless, we determined to check the miner on Home windows.

After studying the Nvidia Mode Change & LHR Semi Unlock information, we selected the perfect modes for our take a look at rig: LHR2 and LHRLP.

mode LHR2

We launched the mining program on our rig with the next GPU settings: PL(%): 70, CC(MHz): +0, MC(MHz): +1200.

Bat file:

lolMiner.exe --algo ETHASH --pool eth.2miners.com:2020 --user WALLET_ADDRESS.RIG_3080Ti --mode LHR2 --tstop 70 --tstart 50 --log on --logfile log_lolMiner_RIG_3080Ti_mode_LHR2.txt --timeprint on --longstats 30 --statsformat gpuName,pace,poolHr,shares,sharesPerMin,bestShares,energy,hrPerWatt,coreT,juncT,memT,coreClk,memClk,fanPct
pause

The miner estimated a hash price on Ethash at ~50 Mh/s. The hash price didn’t develop. Reminiscence Controller Load, GPU Load, and Board Energy Draw charts, in addition to different Energy charts, confirmed slight parameter instability. Reminiscence Controller Load was 66%.

After reviewing the log file, we established that LHR lock received activated on the DAG technology stage:

GPU 0: detected mining lock - trying to enhance efficiency...
GPU 1: DAG construct full 100%
GPU 1: DAG technology accomplished (3446 ms)
GPU 1: DAG verification handed
GPU 1: detected mining lock - trying to enhance efficiency...

The textual content of the log file didn’t include ‘Unlock’.

Then we ran just a few extra checks in LHR2 mode fixing the frequency and voltage. We used the Voltage/Frequency Curve Editor in MSI Afterburner. We did not unlock LHR with Nvidia’s drivers 471.68, so we determined to put in Nvidia’s drivers 472.12 to the rig.

Throughout most checks the miner remained unstable, however we managed to get first rate outcomes by trial and error. Right here is how we did it.

We launched the mining program on the rig with the next GPU settings: PL(%): 80, CC (MHz): -502 repair Voltage(mV) 825, MC (MHz): +1000.

Bat file:

lolMiner.exe --algo ETHASH --pool eth.2miners.com:2020 --user WALLET_ADDRESS.RIG_3080Ti --mode LHR2 --tstop 70 --tstart 50 --log on --logfile log_lolMiner_RIG_3080Ti_mode_LHR2.txt --timeprint on --longstats 30 --statsformat gpuName,pace,poolHr,shares,sharesPerMin,bestShares,energy,hrPerWatt,coreT,juncT,memT,coreClk,memClk,fanPct
pause

GPU1: CC worth settled at 1050 MHz. Two minutes after the miner launch the hash price was ~82 Mh/s.

GPU2: CC worth settled at 1095 MHz. Two minutes after the miner launch the hash price was ~82 Mh/s.

After one hour of operation the miner confirmed a hash price of ~76–78 Mh/s.

mode LHRLP

After reviewing the log file, we established that LHR lock received activated 7 occasions for every GPU within the first 25 minutes of operation. Then the hash price settled.

Reminiscence Controller Load, GPU Load, and Board Energy Draw charts, in addition to different Energy charts, confirmed slight parameter instability. Reminiscence Controller load was 88–100%.

Then we ran just a few checks in LHRLP mode each fixing and never fixing the frequency and voltage. We used the Voltage/Frequency Curve Editor in MSI Afterburner. Throughout most checks the miner remained unstable, however we managed to get first rate outcomes.

We launched the mining program on the rig with the next GPU settings: PL(%): 80, CC (MHz): -502 repair Voltage(mV) 825, MC (MHz): +1000.

Bat file:

lolMiner.exe --algo ETHASH --pool eth.2miners.com:2020 --user WALLET_ADDRESS.RIG_3080Ti --mode LHRLP --tstop 70 --tstart 50 --log on --logfile log_lolMiner_RIG_3080Ti_mode_LHRLP.txt --timeprint on --longstats 30 --statsformat gpuName,pace,poolHr,shares,sharesPerMin,bestShares,energy,hrPerWatt,coreT,juncT,memT,coreClk,memClk,fanPct
pause

GPU1: CC worth settled at 1050 MHz. Two minutes after the miner launch the hash price was ~82 Mh/s.

GPU2: CC worth settled at 1095 MHz. Two minutes after the miner launch the hash price was ~82 Mh/s.

After one hour of operation the miner confirmed a hash price of ~78–80 Mh/s.

After reviewing the log file, we established that LHR lock received activated 4 occasions for every GPU within the first 19 minutes of operation. Then the hash price settled.

Reminiscence Controller Load, GPU Load, and Board Energy Draw charts, in addition to different Energy charts, confirmed slight parameter instability. Reminiscence Controller load was 88–100%.

With the discharge of the brand new miner model, we stopped additional testing.

Conclusion: lolMiner 1.32a can partially unlock LHR. The miner exhibits a hash price of ~78–80 Mh/s which is ~67–69% of the potential max hash price.

The outline of the discharge says the next: “Advisable drivers for LHR2 and LHRLP: 470.63.01 or 465.31 — others might be extra unstable. Most checks had been carried out in Linux.”

2Miners recommends Linux-based mining programs like RaveOS for this miner model to make sure secure operation.

LHR Unlock with lolMiner 1.33

On October 1, 2021, lolMiner 1.33 was introduced. On this model the builders labored on LHR unlock. They improved LHR unlock efficiency and beneficial particular drivers.

Click on right here to obtain the miner and examine its options.

We launched the mining program on our rig with the next GPU settings: PL(%): 70, CC(MHz): +0, MC(MHz): +1200.

Bat file:

lolMiner.exe --algo ETHASH --pool eth.2miners.com:2020 --user WALLET_ADDRESS.RIG_3080Ti --tstop 70 --tstart 50 --log on --logfile log_lolMiner_RIG_3080Ti.txt --timeprint on --longstats 30 --statsformat gpuName,pace,poolHr,shares,sharesPerMin,bestShares,energy,hrPerWatt,coreT,juncT,memT,coreClk,memClk,fanPct
pause

Within the first 4 minutes of operation, the miner was “calibrating to your actual core and reminiscence clocks”. Here’s what these notifications appear to be within the log file:

GPU 1: please wait LHR semi-unlock calibration is ongoing...
GPU 0: please wait LHR semi-unlock calibration is ongoing...

If LHR lock is activated throughout mining, the miner lowers the lhrtune parameter when unlocking LHR:

GPU 1: detected mining lock. Unlocking & decreasing --lhrtune parameter...
GPU 1: GPU will probably be paused to ensure it's unlocked...
GPU 0: detected mining lock. Unlocking & decreasing --lhrtune parameter...
GPU 0: GPU will probably be paused to ensure it's unlocked...

The period of the take a look at was 30 hours and 33 minutes.

After reviewing the log file, we established that LHR lock received activated 4 occasions for every GPU in 26 hours of operation.

GPU Load and Board Energy Draw charts, in addition to different Energy charts, confirmed slight parameter instability. GPU1’s Reminiscence Controller Load chart was secure, whereas GPU2’s Reminiscence Controller Load chart was considerably unstable.

Beneath is the Stats web page of the pool with the outcomes of the miner operation.

Based mostly on the variety of shares despatched to the pool, we estimated the hash price after 30.55 hours of the miner operation. Preliminary information for 2 GPUs: 2051 shares in 30.55 hours, share problem is 8726 M. We multiplied the variety of shares per second by share problem and received 162.7 Mh/s. It is a hash price of two GPUs, so a hash price of 1 GPU is ~81.36 Mh/s. We will additionally estimate the hash price per GPU making an allowance for the variety of shares solved by every GPU (GPU1: 1034, GPU2: 1017): GPU1 – ~82.04 Mh/s, GPU2 – ~80.69 Mh/s.

We suggest extending the testing interval to get statistically right outcomes: every card ought to ship over 5000 shares to the pool.

Conclusion: lolMiner 1.33 can partially unlock LHR. The miner exhibits a hash price of ~81 Mh/s which is ~70% of the potential max hash price. Within the description of the discharge you could find particular video drivers beneficial for every GPU for the optimum stability.

LHR Unlock with lolMiner 1.34

On October 18, 2021, lolMiner 1.34 was introduced. On this model the builders improved the LHR unlock characteristic, beneficial particular drivers, and stuck beforehand found errors. Yow will discover the –lhrtune worth and the variety of LHR locks within the abstract stats chart within the mining program or within the log file.

Click on right here to obtain the miner and examine its options.

We launched the mining program on our rig with the next GPU settings: PL(%): 70, CC (MHz): +0, MC (MHz): +1000.

Bat file.

lolMiner.exe --algo ETHASH --pool eth.2miners.com:2020 --user WALLET_ADDRESS.RIG_3080Ti --tstop 70 --tstart 50 --log on --logfile log_lolMiner_RIG_3080Ti.txt --timeprint on --longstats 30 --statsformat gpuName,pace,poolHr,shares,sharesPerMin,bestShares,energy,hrPerWatt,coreT,juncT,memT,coreClk,memClk,fanPct
pause

The period of the take a look at was 2 hours and 33 minutes. Within the first 4 minutes of operation, the miner was calibrating “LHR semi-unlock”. LHR lock received activated as soon as. Board Energy Draw charts, in addition to different Energy charts, had been barely unstable. GPU Load and Reminiscence Controller Load charts had been secure. The miner confirmed a hash price of ~82 Mh/s.

We tried growing the reminiscence clock.

We launched the mining program on our rig with the next GPU settings: PL(%): 70, CC (MHz): +0, MC (MHz): +1200.

The bat file is identical.

It resulted within the fixed activation of LHR lock for GPU2. GPU1’s GPU Load and Board Energy Draw charts, in addition to different Energy charts, confirmed slight parameter instability. GPU1’s Reminiscence Controller Load chart was secure. GPU2’s charts had been considerably unstable.

We lowered GPU2’s reminiscence clock. We launched the miner with the next GPU settings:

GPU1: PL(%): 70, CC (MHz): +0, MC (MHz): +1200.
GPU2: PL(%): 70, CC (MHz): +0, MC (MHz): +1000.

Bat file.

The period of the take a look at was 61 hours and half-hour.

After reviewing the log file, we established that LHR lock received activated 3 occasions. Board Energy Draw charts, in addition to different Energy charts, had been barely unstable. GPU Load and Reminiscence Controller Load charts had been secure.

Beneath is the Stats web page of the pool with the outcomes of the miner operation.

Based mostly on the variety of shares despatched to the pool, we estimated the hash price after 61.5 hours of the miner operation. Preliminary information for 2 GPUs: 4089 shares in 61.5 hours, share problem is 8726 M. We multiplied the variety of shares per second by share problem and received 161.2 Mh/s. It is a hash price of two GPUs, so a hash price of 1 GPU is ~80.58 Mh/s. We will additionally estimate the hash price per GPU making an allowance for the variety of shares solved by every GPU (GPU1: 2090, GPU2: 1999): GPU1 – ~82.37 Mh/s, GPU2 – ~78.79 Mh/s.

We suggest extending the testing interval to get statistically right outcomes: every card ought to ship over 5000 shares to the pool.

Conclusion: lolMiner 1.34 can partially unlock LHR. The miner exhibits a hash price of ~80 Mh/s which is ~69% of the potential max hash price.

Within the description of the discharge you could find particular video drivers beneficial for every GPU for the perfect stability.

LHR Unlock with lolMiner 1.36

On November 15, 2021, lolMiner 1.36 was introduced. This model performs higher on some GPUs, the builders modified auto-tuning and stuck beforehand found errors.

Click on right here to obtain the miner and examine its options.

We launched the mining program on our rig with the next GPU settings:

GPU1: PL(%): 70, CC (MHz): +0, MC (MHz): +1200.
GPU2: PL(%): 70, CC (MHz): +0, MC (MHz): +1000.

Bat file:

lolMiner.exe --algo ETHASH --pool eth.2miners.com:2020 --user WALLET_ADDRESS.RIG_3080Ti --tstop 70 --tstart 50 --log on --logfile log_lolMiner_RIG_3080Ti.txt --timeprint on --longstats 30 --statsformat gpuName,pace,poolHr,shares,sharesPerMin,bestShares,energy,hrPerWatt,coreT,juncT,memT,lhrinfo,coreClk,memClk,fanPct
pause

The period of the take a look at was 27 hours and 23 minutes. After reviewing the log file, we established that LHR lock received activated 9 occasions. Board Energy Draw charts, in addition to different Energy charts, had been barely unstable. GPU Load and Reminiscence Controller Load charts had been secure.

Beneath is the Stats web page of the pool with the outcomes of the miner operation.

Based mostly on the variety of shares despatched to the pool, we estimated the hash price after 27.38 hours of the miner operation. Preliminary information for 2 GPUs: 1860 shares in 27.38 hours, share problem is 8726 M. We multiplied the variety of shares per second by share problem and received 164.6 Mh/s. It is a hash price of two GPUs, so a hash price of 1 GPU is ~82.32 Mh/s. We will additionally estimate the hash price per GPU making an allowance for the variety of shares solved by every GPU (GPU1: 973, GPU2: 887): GPU1 – ~86.13 Mh/s, GPU2 – ~78.51 Mh/s.

We suggest extending the testing interval to get statistically right outcomes: every card ought to ship over 5000 shares to the pool.

Conclusion: lolMiner 1.36 can partially unlock LHR. The miner exhibits a hash price of ~82 Mh/s which is ~71% of the potential max hash price.

Last Conclusions and Strategies

lolMiner gives a working resolution to unlock LHR graphics playing cards. Due to lolMiner, you’ll be able to partially unlock LHR. Relying on the miner model, you will get a hash price of ~78–82 Mh/s on Nvidia 3080 Ti LHR, which is ~67–71% of the potential max hash price.

lolMiner 1.34 and lolMiner 1.36 produced probably the most secure outcomes throughout checks giving out the very best hash price.

Please observe that we received completely different outcomes when testing the identical GPU fashions with the identical settings. It signifies that every graphics card should be arrange individually.

We didn’t take a look at GPUs with excessive settings. For instance, your GPUs would possibly work properly with increased clocks.

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