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Questions tagged [gpu]

graphic processing units, commonly known as graphic cards

2
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3answers
8k views

Mining freeze gpu hangs in opencl call

Well I tried to setup my first ethereum mining rig. I bought 6 second hands rx480 8GB (some on eBay, some elsewhere..) And these new parts: -Z170 gaming K3 -Powered pci risers -8GB DDR4 ...
0
votes
2answers
30 views

Which GPU to mine with

I've been debating and i'm not really sure which GPU's to mine with; I wanted to go with RX 570's because on whattomine 4 of those make around the same as 4 1070's, and the rx 570's are like 200 ...
0
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2answers
511 views

GPU usage nill during mining

Mining using claymores miner, amd rx400 series. Most activity appears to be on the CPU and disk. Periodic spike on GPU graph. I know it works, eth being deposited in wallet. Is this normal? Info ...
5
votes
1answer
7k views

ethminer never seems to mine - repeated DAG generation

I've installed geth and ethminer to get started mining. I've got an Ubuntu 16.04 box with a couple Nvidia TitanX cards. When I fire up ethminer like so... ethminer --no-precompute -G --opencl-...
3
votes
1answer
373 views

Running Ethminer on a private Ethereum network

I'm trying to carry out some tests on Ethminer and was trying to run benchmarks on it before it starting returning a hashrate of 0, from what I've been able to tell this is becasuse the GPU I'm using ...
1
vote
1answer
3k views

GPU'S Failed cannot create DAG

Last night everything is fine and then this morning I check my mining its's closed I think it was restarted or close accidentally then when I open my pool I have this error. ETH: 5 pools are ...
1
vote
1answer
732 views

Do I have to over/underclock for mining?

I have RX480 and RX580. Two GPUs together giving stable 23,4Mh each. I'm using linux so clocking them will require playing with bios which I'm bit afraid to do. Can I run them like that, without any ...
0
votes
1answer
2k views

GPU issues w/Claymore dual miner (eth/sia)

Wondering if anyone can help me please... Been running stable for some time on 9.5 (6x Strixx ROG 8GB OC GPU's) running around 27.8M/H each dual mining Eth and Sia. I tried v9.6 and used the ...
0
votes
1answer
284 views

Which RX card for ETH mining?

i've seen that mining is getting more popular and i thought that i maybe should jump onto the train. So i've already got a 550W power supply from an older build, i can get a Asus P7P550 PRO ...
2
votes
0answers
219 views

ethminer benchmarking mode llvm error

I recently installed ethminer from the new active repository: https://github.com/ethereum-mining/ethminer ethminer --version returns: ethminer version 0.11.0.dev0 Build: Linux/g++/Release My OS ...
2
votes
0answers
338 views

What is Ethereum's hash input data size?

I'm testing https://github.com/mjosaarinen/tiny_sha3 project on my machine with GPGPU features of https://github.com/tugrul512bit/Cekirdekler and it successfully hashes a single byte correctly in a ...
2
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0answers
1k views

Trying to understand how to calculate the profitability of Ethereum mining based on hashrate

I'm very new to Ethereum/cryptocurrencies, I'm trying to understand how to rate the efficiency/profitability of GPU cards Question If I exclude power bills / hardware aquisition costs, am I correct ...
2
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0answers
1k views

geth OpenCL disabled. Set GO_OPENCL and re-build to enable

I'm trying to test geth on Nvidia TX1 board which has ARM64 CPU. The first trouble was to get go language installed on it as there's no ARM64 bit version available. So, I compiled arm64 version of go ...
1
vote
0answers
179 views

Hardware faults on graphics cards

I am trying to get a second mining rig setup and I have been having a lot of issues with the video cards that I have bought off ebay. I get a lot of errors like this from nvidia-smi: Failed to ...
1
vote
0answers
672 views

How to increase the hash rate on 1050ti 12 gpu

As i am new in this i have setup my 12 gpu for ethermining i am using simplemining Os i tried to push the hashrate through overclocking but its only 14.81 M/h which very disappointing could you please ...
1
vote
0answers
150 views

Is it possible to run Ethminer on more than one GPU of different types

I have a system with a GTX 1080Ti which I am experimenting mining with. I have a couple of GTX 970 cards floating around that I haven't got round to selling yet. If I installed a GTX 970 card ...
1
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0answers
4k views

When I try to mine ethereum I get JSON-RPC error

I am new at ethereum mining and I am trying to solo mine. I already installed geth and now I am trying to mine. When I go to ethereum software folder and type ethminer -G, it gives me the following ...
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0answers
10 views

ASICs versus GPUs in Ethereum mining?

Is there any way to assess the number of blocks being mined in Ethereum by ASICs versus the number of blocks being mined by GPUs percentage-wise? And also, what impact do you believe ProgPoW may have ...