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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1answer
60 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 ...
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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?
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7answers
9k 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 ...
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1answer
68 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 ...
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1answer
4k 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
62 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 ...
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2answers
8k 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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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 ...
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28 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? ...
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1answer
4k 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
1k 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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0answers
39 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 ...
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2answers
2k views

Can a Qubit Miner ASIC device be created and what would its impact be on the mining community?

With mining gaining in popularity every day and the raw power of the ASIC devices increasing at a dramatic rate, I wonder what is the next big jump for miners. Qubits, or quantum bits, have already ...
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1answer
608 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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4answers
2k views

Why can't someone build a custom computer and win the reward for a few days?

I've been reading about mining, and that to get the reward it basically comes down to brute force. The difficulty of this brute force being adjusted every 2016 blocks. I also understand that some ...
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1answer
102 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. ...
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3answers
8k views

How much can I earn with AntMiner S7 miner

I have started to learn about blockchain technologies, BTC and other crypto-currencies and right now interested in mining. I know that mining of BTC is not very profitable right now, but other ...
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1answer
965 views

ASICs not receiving all nonces

I have an Antminer S9 where one of the chains is not hashing. In the logs I see the following: get nonces on chain[7] require nonce number:912 require validnonce number:57456 asic[00]=00 asic[01]=00 ...
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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.
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1answer
55 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
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1answer
69 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 ...
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3answers
11k views

My miner doesnt show up on network but running?

I have an S3+ and yesterday it stopped showing up on my IP scan and connecting to my pool. It still runs the fan (very low speed though) and shows the lights for a network connection, so does my modem....
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0answers
91 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 ...
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2answers
57 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 ...
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2answers
29k views

What does it mean for a cryptocurrency to be ASIC-resistant?

I guess the question I'm asking here is what does it take for an altcoin to be ASIC-resistant? What does it need to have?
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6answers
29k views

Do PCI USB risers lower the hashing rate?

I have a PCI USB riser like this one: I have 2 identical video cards with one plugged directly into the motherboard and one plugged in via the PCI riser. I am seeing a hash rate of 290 KH/s on the ...
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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
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0answers
44 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 ...
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4answers
967 views

Is mining the unfair part of bitcoin in the same way banks (or rather, fractionary reserve systems) are to current monetary system?

I've been reading a lot about bitcoin lately and I'm very interested. Especially, when it comes to making a currency that is way more fair, because it avoids a centralized control of it. However, in ...
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1answer
783 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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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, ...
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1answer
86 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 ...
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2answers
114 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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0answers
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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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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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0answers
30 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 ...
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3answers
640 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
197 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
88 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 ...
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1answer
39 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
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 ...
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1answer
118 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
6k 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
227 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
36k 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
3k 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
628 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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