Questions tagged [gpu]

graphic processing units, commonly known as graphic cards

2
votes
1answer
14k views

GTX 950 cards seems to not be supported during mining?

I keep getting these errors when running the Claymore Ethereum mining app. EthDcrMiner64.exe -ewal 0x2609B752a84Fxxx0d10c40Fe20A/worker01/midxxxeer@thexxxide.com -epsw x -etht 1000 -mode 1 -ftime 1 -...
3
votes
3answers
4k views

ethminer not picking up Radeon R9 RX 480

I hope someone can help. My system has 3 GPUs, one that sits on the motherboard and two RX 480s that I added for mining purposes. I've installed the latest AMD drivers (Version Crimson-16.7.1) to ...
2
votes
1answer
3k views

Problems mining ether on GTX 970

I would like to start mining ether, but I am running into a big problem. I have a EVGA gtx 970 that works fine in games and benchmarks, however it only runs at about 2 mh/s compared to the 15+ I see ...
3
votes
2answers
20k views

AMD FirePro Series Gpu's for Ether

wanted to know if anyone has experimented with AMD's Firepro Gpu's for mining ether? if so what were there results? want to know if it is a practical investment or if regular gaming GPU's are the way ...
4
votes
1answer
9k views

How can I get 43 MH/s using AMD HD 7990?

I read from this post that it is possible to get 43 MH/s using AMD Radeon HD 7990. Does anyone know how can I achieve this? I am getting right now 30MH/s per card using EthOS. Any help would be ...
3
votes
2answers
2k views

CPU usage while GPU mining

I'm thinking about installing extra videocards for GPU mining on a LAMP server that I actually use for developing and/or cronjob events (such as backups and similar), so I'd like to ask if this setup ...
6
votes
1answer
10k views

Mining for 5 days at an avg of 19 Mh/s but not a single cent, is this normal?

Okay so i've been using ETHMiner and this cmd file to start it, and I've been mining for about 60-80 hours with and avg of 19 Mh/s and I havent recieved a single cent to my Jaxx wallet, is this normal?...
2
votes
1answer
2k views

What does affect Mining Rig performance?

I'm planning to set up a computer to mine Ether, with up to 3 way CrossFire cards. here are my questions would the choice of OS affect mining performance (i.e. Linux vs Windows)? can I add a non-...
2
votes
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 ...
6
votes
2answers
13k views

ethminer not recognizing multiple GPUs (AMD Radeon / Ubuntu)

I have 5 GPUs on my setup currently: $ sudo aticonfig --list-adapters * 0. 01:00.0 AMD Radeon (TM) R7 370 Series 1. 02:00.0 AMD Radeon (TM) R7 370 Series 2. 03:00.0 AMD Radeon (TM) R7 370 ...
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-...
2
votes
0answers
10k views

Is switching to Proof of Stake (PoS) makes GPU mining worthless? [duplicate]

Is switching to Proof of Stake (PoS) makes GPU mining no longer available?
4
votes
1answer
5k views

Account Balance 0 after 1 full day of GPU mining - GTX 770 - go-ethereum and ethminer [duplicate]

I am a little bit new in Ethereum Mining but I took a couple of days to read, study and understand the concept. I make my system (a clean one) Linux Ubuntu 14.04 ONLY for Ethereum Mining. I installed ...
14
votes
3answers
21k views

Solo Vs Pool Mining With A GPU

Currently I'm using 1 r9 380 card with 20 MH. I've only been mining for 3 days straight (72hours). I used the Mining Calculators from Etherscan and Cryptocompare. While these sites calculate it will ...
4
votes
2answers
1k views

What are the bandwidth requirements to run a full node? [duplicate]

Is running a full node (mining) bandwidth heavy or is it hardware (GPU) heavy?
10
votes
2answers
17k views

Mining Performance of AMD Radeon Pro Duo

I would like to evaluate the purchase of that GPU for Ethereum Mining. Does someone already have benchmarks?
4
votes
1answer
490 views

GPU works but cannot find a solution

I have previously mined on a Sapphire Radeon Nitro R7 370: the hash rate was roughly 13Mh/s. I decided to upgrade and bought a Sapphire Radeon Nitro R9 390. Knowing of a bottleneck, I have ...
21
votes
2answers
78k views

What's the best hardware for Mining Ether?

As my title says, I am a complete newbie to the Ethereum Project, but not to the cryptography in general. Although this will be the first time I will consider investing in the mining process. And I ...
5
votes
1answer
6k views

Mining wattage on Sapphire R9-390

got my first rig coming online. 6x Sapphire R9-390. I have 2x 750w power supply. Am I good? Does anyone have these cards and know the watt draw? Thank you :-)
7
votes
1answer
4k views

AlethOne : GPU can't allocate the DAG in a single chunk

I'm trying to do some pool mining using AlethOne, but get the following error: Allocating/mapping single buffer failed with: "clEnqueueWriteBuffer(-4). GPU can't allocate the DAG in a single chunk. ...
2
votes
3answers
7k views

Which is the best (most H/s) open source NVidia driver for Linux (any distro)

I have tested my GTX 860M on Arch Linux with two diffrent drivers, but the diffrence is insignifiant (<0.3 MH/s). Is there a specific combo of NVidia driver + Linux Distro that gets most out of a ...
7
votes
2answers
5k views

Ethminer reporting low hashrate vs benchmark

I'm new to mining Ethereum, and I had a question about the efficiency/throughput of my card, a 270X. I ran the benchmark utility with ethminer, which gives me a result of 18153621 H/s (18 MH/s?), ...
2
votes
1answer
2k views

Can older motherboards be the reason for the drop of mining speed?

I have set up this small rig but I'm getting only half of the mining speed that these cards are able to generate. I checked these cards one by one on other boards and they tend to give ~21MH/s. But ...
1
vote
1answer
2k views

Should I run multiple instances of qtminer for multiple GPUs?

I am using qtminer from ethpool for mining with a single card. I want to add extra cards to the rig, should I start a new instance of qtminer for every card or should I start a single instance of ...
2
votes
2answers
646 views

What happens to the etherbase while migrating a mining rig?

I've successfully set up a 4 GPU rig and have been mining for about a month now. I see that my rig has an ether base, and i essentially mine ether to that base. The base has an address something akin ...
22
votes
3answers
85k views

What is the current DAG size? When do we expect to hit GPU limits?

I have two mining rigs running, one with 2GB GPUs and one with 8GB cards. Recently, the rig with the 2GB cards failed due to the inability to upload the DAG to the GPU. What's the current DAG size ...
0
votes
1answer
817 views

How GPUs could be utilized after network switch to Casper? [closed]

Now Ethereum hashrate is ~550 Gh/s. That is approximately 22 thousand very powerful Radeon 290x GPUs. After network switch to PoS this hashpower could be used to mine science through Gridcoin. Or ...