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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What are the incentives behind mining different coins (i.e., profit-switching)?

Consider for example BTC and BCH (and possibly BSV) that are coins with significant market capitalization and share the same algorithm (SHA-256). We observe: (i) Large miners (or mining pools) divide ...
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Bitcoin Mining Adder optimised with hardcoded constant

I've been reviewing Intel's paper Bonanza Mine: an Ultra-Low-Voltage Energy-Efficient Bitcoin Mining ASIC where they claim to have a completion adder optimised with a hardcoded constant that is unique ...
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How loud (dB) are BTC ASIC facilities/rooms/shelves?

I am just trying to get an idea of how loud (dB) these ASICs are when many of them are grouped up in an area. I know it may vary quite a lot based on the number of ASICs, size of the area, and many ...
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Is CPU mining still worth it in 2022? [duplicate]

I know that's when cryptocurrency CPU mining was the only option. Now, Bitcoin needs ASIC to be mined and Ethereum is moving to proof of stake. So does CPU mining worth it or I need at least 2 or 3 ...
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Got an old Beefy Machiney, Got wallet, how do i mine? [duplicate]

Got a 1080ti (an oldie) want to mine, know there are ways to do it, ideally i would like to be part of a pool, what can i do?, got wallet, know how to use nicehash (not downgrade however, scared to do ...
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How do bitcoin miners collect coin?

I was wondering how miners claim the reward? They find the nonce and then do they send that value to a Bitcoin server endpoint where it's validated? I'm not trying to reinvent the wheel but I don't ...
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Does anyone have information on liquid immersion for BTC mining?

I was looking into cooling costs of Bitcoin mining, and air cooling has many problems. It isn't very efficient, it is noisy, dust and other particles can get sucked into the machines leading to extra ...
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Is mining still profitable at this point?

Given that Elon Musk is partnering with Ethereum founder Vitalik Buterin to mine Bitcoin sustainably, it surely is still profitable, right?
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Can we use Analog Computers for crypto mining?

Recently I came across the video from Veritasium where he explains the importance of analog computers and how in specific use cases they outperform digital computers. I was wondering is it possible to ...
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Bitcoin mining for the regular person? [duplicate]

Is it feasible for a regular person to mine crypto like Bitcoin with just a couple of machines? Or is the wear and tear to those machines coupled with the electricity costs just too much to make it a ...
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Help a newbie. Need software [closed]

I want to invest in a mining farm. Everywhere I find only pieces of information. Help please - you need: What software is needed and for what. Where to begin. Equipment and installation conditions. ...
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Custom hardware mining on a block header

I am looking for a hardware miner that would allow me to send it a block header and it would loop through the nonce performing hashing and return either a success with the nonce number or fail (once ...
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May bitcoin mining on laptop be possible again?

This is not a stupid question as it might seem at first glance. I know how much the processing speed and power consumption on ASIC is superior to CPU and GPU. Recently, I've quite often heard ...
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How much hash power exists in redundant mining hardware?

I'm trying to understand the feasibilty of a hostile nation-state performing a double spend attack on bitcoin. Assuming mining profitability is not a concern, I wonder if they could buy or borrow ...
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12 answers
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Why would anyone sell a Bitcoin miner instead of just mining themselves?

Every time I have asked Bitcoin experts about buying a "cloud mining" account, that is, paying fiat money to a company for them to mine Bitcoin for me, I get the response that it's a scam. &...
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Can you combine parts from multiple miners?

Is it possible to assemble multiple boards with required chips to create a home miner? I have seen some miners with certain amount of boards and chips on them, so I was wondering if I can substitute ...
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Are all "hosted mining" services necessarily scams?

In 2014 or something, I paid a smaller sum of money to some company called "Cloudhashing" or something, which claimed that I was renting part of their Bitcoin mining pool and all I had to do ...
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Mining Bitcoin heats up my Computer. why?

I am Trying to mining bit coins from last 1 year. but every time i turn on the mining it slows down my computer and heat it up very badly that it eventually stops working some times. How To get rid of ...
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How can I mine a block, in C#, on a new Testnet network where no other miners exist?

I want to demonstrate how to use NBitcoin or the most simple C# function to collect transactions for use in a block then sign that block submit it into the Bitcoin-QT network client on the RPC port? ...
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Is there an easy way to estimate the number of mining nodes?

I was curious about the number of mining nodes on the network, yet I haven't seen it discussed. I tried two different approaches to approximate the count of mining nodes. I looked up the hashrate of ...
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Trying to understand the mempool and how transactions are picked

I am very new to blockchain and try to understand it completely. What I think I understood is, that every transaction is going to the mempool first and these transactions are getting picked by miners. ...
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What should I fix / look for if my mining rig say Accepted 0 of 0? [duplicate]

I have been mining using this software for over an hour now, and I would expect to see returns.
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Someon offered me btc mine trough his mining device

Someone from the social network offered me a btc mine through his mining device. He asked me for an email address so he could create a mining wallet address for me. I gave it to him. I don't know what ...
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Can one manually type the mined block on bitcoin core and broadcast it?

I get that all miners compete to find the block first, which is then broadcasted to other nodes who then verify it. But what spikes my interest is would it be possible to broadcast the block to the ...
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Is there any logical way that a "cloud Bitcoin mining" operation could be anything but a scam?

A few years ago, I paid (don't remember now if it was in Bitcoin or fiat) for a subscription to this "Cloudhash" scam. Basically, they claimed that I was "renting" a miner in their ...
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Can someone explain the reason for this discrepency in speeds?

Can anyone shed some light on why this is happening? Firmware is reporting 15TH/s but BFGMiner says its only running at 200GH/s
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7 answers
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Does bitcoin miner heat as much as a heater

If someone want to heat a room or some water for a defined amount of time and without a worry about the sound produced. Can a bitcoin miner be a good subtitute to a modern heather with the same power ...
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How Do I Stop My Voltage Converter From Overloading?

I have been trying to run miners that I obtained from Whatsminer They require 220V - 240V power source. Since I live in the United States, I have tried 110 to 220 V step up converters. I have tried 3 ...
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im planing to buy BTC miner but the place im keeping it in suffers of power cuts everyday for approximately 15 minutes. will it operate?

im buying bitmain s9 for the 1st time and i have 0 experiences. if the power cut off for like 15-20 min everyday and come back will the miner operate by it self ? or i have to do it my self everyday. ...
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Recommendation for educational mining

I've been running a full bitcoind node (Ubuntu) for a while now and would like to experiment with mining for educational purposes. Googling anything to do with "Bitcoin mining" is fraught so ...
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6 votes
3 answers
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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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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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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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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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1 vote
1 answer
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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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12 votes
2 answers
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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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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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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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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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2 votes
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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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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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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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3 answers
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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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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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I plan to buy any FPGA boards, any idea for a good sources of information? and what coin is profitable? [closed]

Do you guys know any good source for newbie FPGA miners?
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2 answers
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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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1 vote
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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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1 vote
1 answer
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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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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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1 vote
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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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