Questions tagged [mining-hardware]

This tag should be used for questions related to mining rigs, CPUs, GPUs, FPGAs, and ASIC miners, as well as the production, and producers of such goods.

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28 views

Is 3D acceleration needed for GPU mining

I'm new to the mining world and want to start with a typical mining motherboard + GPUs rig setup. I plan to use a 100% FLOSS, GNU/Linux based, operating system (Parabola, from which I'm a dev). The ...
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2answers
3k views

What's more important GPU cores or GPU memory?

I have been on the sidelines, watching on and off, looking to attempt mining a few coins. I have also looked at just buying coins, but found that's not so easy to do with anonnimity with all the ...
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3answers
306 views

Does mining bitcoin on a laptop have an expected revenue exceeding the cost of electricity and wear and tear on the computer? [duplicate]

My understanding, from a relatively old source, that it used to be that hobbyists would get bitcoins from mining on their private computers, but that more recently there was a heavy shift to e.g. ...
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1answer
685 views

Sgminer No Login Credentials Supplied

I just started using sgminer but ran into some issues trying to get it to run correctly. Upon running my bat file I get an error saying: 'No login credentails supplied for hash-to-coins.com'. Below ...
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1answer
3k views

Why does my Antminer S7 power down right after startup?

Before asking the question I'll better introduce what I am doing: I have: Antminer S7 (Bought from BitMain) BitMain PSU (Bought from BitMain) 220V & 10-16A & 3*0.75mm^2 Power Cord for the ...
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1answer
3k views

Problems with CGMiner 4.9.2

I have tried reaching out for assistance in other Bitcoin forums, to no avail as apparently I have bought miner hardware that is not supported by the people who are responsible for CGMiner software. ...
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1answer
962 views

The warpwallet challenge 2

here you can find a public challenge aimed to brute force a brain wallet private key, derived from 8 char long [a-zA-Z0-9] passphrase with a salt of "a@b.c". Is it possible to adapt an hashing ...
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1answer
29 views

How come some algorithms are better for GPU mining vs CPU mining? [closed]

How come some algorithms are better for GPU mining vs CPU mining? From what I know (that may be wrong) most Ethereum miners use GPUs? And bitcoin miners use CPU and ASIC mining? What are the different ...
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0answers
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Dragonmint T1, cannot find on network anymore (AngryIP Scanner) + NO SDCARD SLOT

I was using Braiins OS for a while, but couldn't get the voltages to settle down no matter what I did, so I went to Braiins OS website and noticed they would no longer be supporting the DM-T1, so I ...
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1answer
1k views

Antminers - Can you monitor via SNMP, and set up configuration file Chron Jobs

I have an antminer and its very loud. Is it possible to set up a chron job to stop mining, apply a new config file with a lower clockrate and set fan speed overnight? Then to do the same at 7am but ...
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1answer
574 views

Is it possible to set up an Antminer S3 using a a Raspberry Pi?

Hey everyone I am new to mining and just getting into it. I have done loads of research and haven't found the answer to my question. I have seen an Avalon 6 being run through a raspberry pi and I ...
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2answers
2k views

How to Reset Dragon Miner 1TH/s IP Address?

How can I reset the IP address of a Dragon Miner 1TH/s machine? Mistakenly, I entered the wrong IP in the miner when changing the network IP address, and now my miner is not visible on the network. ...
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1answer
2k views

Whatsminer event code E011

I have a whatsminer M3 working for the past 2 months with no problems at all, but yesterday it started acting strange since it is restarting every 15 minutes, all temperatures are fine between 80 to ...
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1answer
34 views

How is a block solution broadcasted?

As we know there are scores of mining pool around the globe but some are pretty big ones such as Antpool, Poolin, BTC.com etc. with majority of them lying in China https://www.buybitcoinworldwide.com/...
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2answers
8k views

Why do miners go offline?

As per my understanding mining process in bitcoin is fully automated. A manual intervention is needed only when: (i) A hardware failure occurs (ii) You might want to cool down the hardware (iii) You ...
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1answer
30 views

RTX 2070 and GTX 1660 super in same rig with 1000W Corsair power supply - rig shuts down [closed]

I just got my computer back from the shop. I have an MSI RTX 2070 and a GTX 1660 Super in my machine. I swapped out the power supply for a 1000W PSU. Whenever I run ethminer for more than 10 minutes ...
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2answers
3k views

Higher cost running Antminer S9 w/ APW3++ when running at 220v?

There's plenty of discussions on 110v vs 220v on the web and I'm successfully running 2 Antminer s9's on a 30amp circuit at 110v (or maybe it's 120/125, I don't know how that works). I have not ...
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1answer
38 views

Is it “safe” to mine with your cpu on a laptop for a long time? [duplicate]

I am currently trying to use the CPUMINER program on a Chromebook (using Linux) with its CPU for educational purposes. The Chromebook has four cpu cores. I would like to know if it is safe for the ...
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4answers
18k views

Can a competitive miner be crafted at home?

Ive been wondering, is it possible to make a good custom Bitcoin miner? AntMiners aren't worth it anymore, and I can't find a miner that is. Can I build a miner myself that will be worth it? If so, ...
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3answers
2k views

Is it possible to convert Bitcoin Miner to Litecoin Miner?

I have 90Gh/s Bitcoin Miner and its almost useless for Bitcoin Mining with current difficulty. By changing the Linux software installed in it can I convert this Bitcoin Miner to Litecoin Miner? I am ...
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1answer
540 views

Is the fastest Bitcoin ASIC miner available today still profitable after block halving?

As the title says, I was wondering if the fastest Bitcoin ASIC miner will be profitable after block halving?
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1answer
39 views

If I were executing a 51% attack, would I be broadcasting my state of the network to nodes?

In the scenario where an entity has control of greater than 51% of the hash power and wishes to build a longer chain where they double-spend previously confirmed transactions, do they broadcast the ...
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4answers
6k views

What is more effective than ASIC mining?

Considering that mining progressed from CPU, to GPU, to FPGA, and now ASIC mining... have we finally hit the end of the road for technological advancement? What future optimizations can occur after ...
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2answers
54 views

Is it possible to have a modified Proof of Work that does not require as much energy to secure the blockchain?

As more ASICs hash away for acceptable difficulty, the difficulty keeps rising over time. Greater difficulty means to me that more electricity is used to secure the Bitcoin blockchain. Are there ...
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1answer
248 views

Is it possible to safely mine bitcoin at 13.5 TH/s with hardware with 10.5 TH/s?

I want to mine bitcoins, and I have heard that it is possible to overclock an Antminer T9. It said "maximum +200M recommended" for the overclocking. This miner runs at 10.5 TH/s and I would like to ...
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0answers
25 views

Power consumption at different frequencies

How do I understand power consumption of miner (e.g. s9) when changing frequencies? Is there some formula how the power consumption will change when I adjust frequency on miner's boards (using same/...
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0answers
55 views

problem of hash board in dragonmint T1

-I cleaned the 3 hash board of dragonmint T1 using blower yesterday. then I assembled them . " when I turned on the power, the light of 3 hash board in On, but after some seconds only 1 hash ...
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4answers
51k views

how to calculate hash rate of your rig?

First going the easy way, I would use any online calculator but most of these mining calculators require the hash rate of my device. I am unable to find a suitable answer or a guide to easily compute ...
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1answer
49 views

Is their any way to identify whether the miner is using renewable or non renewable energy for mining?

Is their any way to identify whether the miner is using renewable or non renewable energy for mining ? in decentralized way?
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2answers
228 views

Is bitcoin the most powerful computer network in the world?

I read an article from twenty THIRTEEN saying, as of then, bitcoin had more power than the top 500 supercomputers. At that time, the difficulty was 21.3 million. Now, it is almost 11 trillion and ...
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4answers
18k views

Coins with memory-intensive mining

Are there coins that demand system memory rather than computing power? Which coin brings me the most mining profit if I have a lot of system DDR3 RAM (say 64 GB or more) in my personal computer?
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1answer
271 views

What is the best way to earn money mining Bitcoin?

Simply stated- what is the most cost-efficient way to earn money from mining Bitcoin? I've been a HODL'er since '14 but I recently wanted to deep-dive into mining for fun and was surprised to find ...
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2answers
111 views

Besides greater probablity of discovery, are there other **significant** optimizations a of mining pool?

Besides the benefit of increased attempts, are there any other significant, measurable optimizations that mining pools provide? I'm referring to intrinsic functions such as non-duplication of failed "...
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0answers
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How much money in terms of electricity and hardware was invested into blockchain? [closed]

Right now in this moment Thu 11 July 2019 22:08 UK time That's a sizeable number. Almost as big a fraud comitted by a single bank: https://en.wikipedia.org/wiki/Danske_Bank_money_laundering_scandal ...
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1answer
11k views

How to begin FPGA mining

Since I own two FPGA:s I want to get started mining. It doesn't matter which currency I am mining, only that it works. I would prefer to do mining of Bitcoin, Ether, Dash or LItecoin but anything that ...
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1answer
1k views

What is the fastest way of litecoin mining?

I have searched whole the Internet but it looks like that there isn't any fast way of mining litecoin. Most powerful CPUs just mine about 200 Kh/s and the most powerful GPUs mine around 900 Kh/s. ...
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1answer
2k views

how to know if a webpage has mining code?

Until recently I have heard that lot of webpages are infected with the javascript which uses your computer's power to mine bitcoins. Whats the correct method to identify if the website i am browsing ...
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2answers
55 views

HTC Exodus - New phone Capable To Run Full BTC Nodes - is this possible?

https://mashable.com/article/htc-exodus-1s-blockchain-phone/?europe=true Hello people. I read about the above linked article on a new HTC blockchain-capable smartphone. Now my 2 questions are: 1)...
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1answer
298 views

Directory of Mining Hardware Companies

Are there any well-curated directories of Bitcoin mining hardware manufacturers?
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0answers
36 views

19 out of 24 words of BIP39 passphrase (brute-force last 5?) [duplicate]

I have managed to lose 5 words of my 24 word Ledger Nano S recovery phrase. I have words 1-19 but I am missing words 20-24. I have significant holdings on the wallet so would very much like to recover ...
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1answer
60 views

What clients use version number “2” and version number “1” in their block headers?

Is Bitcoin Core the only protocol that uses these version numbers? Does anyone know what ABC and Unlimited use? Is there a place where I can see the raw version numbers for each client easily?
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1answer
82 views

Neutrino enables full mining nodes without storing the entire chain?

in follow-up to thread 85203: With a fully implemented Neutrino (BIP 157/8) in Bitcoin, would it enable one to operate a MINING Node without having to use/store the entire gigabytes of blockchain ...
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4answers
135k views

Can I damage my computer by mining bitcoin?

I have been mining Bitcoin for a while on a few systems, some CPU mining (which has proved to be basically useless) and some GPU mining. The GPU miners are workstations, which have midrange graphics ...
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1answer
187 views

How specific are ASIC's design? Can they single hash SHA256?

I understand that Bitcoin's ASICs are a highly optimized piece of equipment and, therefore, are also very specific. My question: are they able to do a single (or triple?) SHA-256 hash at all? And, ...
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1answer
53 views

How has the hash rate for bitcoin continued to increase despite price drops and miners dropping out?

Despite price dropping in 2018, the hash rate for bitcoin tripled from around 15 EH/s to 45 EH/s. Why is this the case? I am aware that the network difficulty adjusts meaning that if miners drop off, ...
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4answers
3k views

When will FPGAs and ASICs 'replace' GPUs for mining?

Please explain in detail, or provide an an estimate, at least.
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2answers
345 views

Would it be possible to convert low-end ASICs designed for mining Bitcoin into Litecoin mining rigs?

My friend and I have been discussing trying to mine Bitcoins or an altcoin. We've come to the conclusion that at the current difficulty one gigahash per second Litecoin mining will net ~$5 USD a day. ...
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1answer
12k views

How much time in average does it take for an simple PC to create block?

Let's say I have simple computer (CPU- Intel i7 for example), and I start mining blocks in the bitcoin network. How much time in average does it take to create 1 block? (1 per week? 1 per month? 1 per ...

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