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.
419
questions
0
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0answers
13 views
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 ...
25
votes
11answers
14k views
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. &...
0
votes
1answer
96 views
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 ...
0
votes
0answers
25 views
How long would it take to solo-mine with these crypto-currencies [duplicate]
I have a Windows 10 machine with an AMD Ryzen 5 3600. How long would it take to solo-mine a Bitcoin with my GPU. What mining software should I use?
2
votes
1answer
71 views
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 ...
0
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0answers
17 views
Is bitcoin mining mostly a losing game for individuals? [duplicate]
I've just read about the new ASIC chips and how people are keen to get them. I assume whoever sells the chips would have made huge profits for years by now. The more miners start using these faster ...
0
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0answers
32 views
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?
...
0
votes
0answers
47 views
How to test whether Biostar TB250-BTC in operational?
I bought second-hand TB250-BTC but it looks like dead:
no led blinking
cpu fan not spinning
no action when I try to turn it on (with/out DVI, with/out M2, with 24-ATX connector)
changed CMOS ...
1
vote
1answer
70 views
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 ...
0
votes
1answer
127 views
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. ...
0
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0answers
27 views
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.
0
votes
1answer
56 views
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 ...
3
votes
1answer
72 views
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 ...
0
votes
0answers
99 views
KNC Neptune (mining hardware)
I have a two KNC Neptune miners that I can no longer log into, as I don't have a record of the username/password. In order to correct this, I need the executable firmware update files in re-order to ...
0
votes
2answers
86 views
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 ...
1
vote
0answers
28 views
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
0
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0answers
46 views
What should i do with my used antminer? How should i set it up?
ive just purchased a 2nd hand s9i antminer, got it for £200, a great deal i thought, what tasks should i perform before installing?
i was thinking of opening it up and looking inside, just to see what ...
0
votes
0answers
42 views
What advantages do large-scale miners have?
Do established mining hardware companies (e.g., Bitmain) offer discounts to mining operations that place large orders (e.g., orders for 100s or 1000s of units)?
Since this is a competitive business, ...
16
votes
7answers
10k views
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 ...
1
vote
1answer
113 views
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 ...
1
vote
0answers
65 views
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. ...
0
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0answers
31 views
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 ...
6
votes
3answers
671 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. ...
0
votes
2answers
123 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 ...
0
votes
1answer
213 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 ...
1
vote
0answers
106 views
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 ...
1
vote
1answer
41 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/...
12
votes
2answers
9k 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 ...
0
votes
1answer
119 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 ...
0
votes
1answer
240 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 ...
0
votes
1answer
41 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 ...
2
votes
2answers
73 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 ...
2
votes
1answer
287 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 ...
0
votes
1answer
57 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?
1
vote
2answers
661 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 ...
1
vote
0answers
35 views
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
...
1
vote
1answer
153 views
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?
0
votes
2answers
62 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)...
1
vote
0answers
43 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 ...
1
vote
1answer
82 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?
0
votes
1answer
126 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 ...
1
vote
1answer
313 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, ...
1
vote
1answer
55 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, ...
0
votes
1answer
10k views
how long can it take me to get 1 BTC on mining speed 30.9945H/s and 72.99451H/s respectively [closed]
im new to this biticoin mining, i justed to know is it going to earn me anything soon where my mining speed is at 30.9945165416H/s and 72.9945165416H/s really? how long can it take me to get 1 BTC
...
0
votes
0answers
65 views
What happens when I restart my asic miner?
I'm new to mining bitcoin with asic miner.
My question is, what happens when I replug my miner?
I have connected it to a pool. And when I replug it, the pool is showing that I stoped mining.
0
votes
2answers
191 views
Can i use the same hardware mining for bitcoin and Zcash?
I use bitcoin hardware mining. Can I modify the hardware to mine Zcash cryptocurrency or I should buy Zcash mining hardware?
0
votes
1answer
253 views
Is it possible to take advantage of FP16 for mining BTC or ALTs?
I know mining uses mostly Integers, not Floating Point Ops... but still, is it possible to use Graphics Cards that support native 16bit Math for mining? Will it improve the performance in specific ...
1
vote
1answer
54 views
I am web developer, can i use my working pc to mine and work at same time? [duplicate]
Guyz, i am a web developer, i have single pc but i am thinking to add a good GPU in it, my question is that if i add good GPU, will i be able to mine crypto currencies like BTC/ETH and work on my pc ...
3
votes
0answers
29 views
What are some proposed solutions when Bitcoin block rewards drop below 1 BTC? [duplicate]
Many proponents state that Bitcoin will not work in the long term when block rewards drop below 1 BTC or even zero and have mining rely on just transaction fees. I never did the math calculations ...
0
votes
1answer
82 views
How to connect to blockchain via a “rig” miner? [closed]
I would like to connect the following rig (please see the photos) to a blockchain platform (I prefer a platform which is simpler to use :) ). Maybe this rig would not be appropriate for Bitcoin, but ...
