Questions tagged [hashpower]

The hash rate is the measuring unit of the processing power used to secure the Bitcoin network.

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What is the hash-rate of the Bitcoin network that results in the maximum difficulty?

According to https://en.bitcoin.it/wiki/Target the target is a 256-bit number. As the total hash-rate of the Bitcoin network rises, this number decreases to increase the difficulty. How much hash-rate ...
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Can quantum computing improve Bitcoin mining?

Would a D-Wave 2 with 512 qbits be faster than the fastest ASIC when mining bitcoins?
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Calculating Hardware Efficiency through Hash Rate per Second

I was wondering if any of you could help me in making my own mining calculator. I know there are many good web apps out there, but I would like to make one myself. What I don't understand is how to ...
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What is a megahash and how is it used to estimate the rate at which bitcoins are mined?

What part of the bitcoin network requires hashes and why? What is the relation between money and the megahashes a card can do?
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Yield Conversion [duplicate]

If you're mining at a yield of xBTC/Ghs how would you convert that to xBTC/Khs? For example; what would .0009231BTC/Ghs convert to in /Khs? Also, to calculate your total projected yield would you ...
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How to calculate the minimum recommended hashrate for p2pool network?

I'm trying to add the current minimum required hashrate for miners on my p2pool frontend. I've seen such calculation for the litecoin network here. For litecoin with quite a high p2pool rate and a ...
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Mining computations by the numbers [duplicate]

On average, how many "computations" (GPU computations, CPU computations, CPU cycles, etc.) does it take to solve a block ("win" a mining race)? What are these computations measured in? Operations? ...
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Has the Bitcoin network surpassed the total computing capacity of all the general purpose computers in the world?

I would estimate there are roughly 2 billion computers in the world, with an average hashrate of 10 MegaHash. That equals to 20,000 TerraHash or about 20 PetaHash. The Bitcoin network is around 20 ...
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i would like to know how long it will take me to mine 1 bitcoin with a 12 th/s mining rig [duplicate]

I am going to start mining bitcoin. I plan to use 6 antminer s4. that would give me 12 th/s. with this set up how long would it take me to mine one bitcoin?
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How does the getblocktemplate request rate correlate with a miner's hashrate?

What is the relationship between a miner's hashrate and the getblocktemplate (GBT) request rate? (The question here, "How does the rate of getwork requests correlate with the hashrate of a miner?," ...
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Is mining difficulty leveling out (Spring 2015)? How does this affect the economics of Bitcoin?

Bitcoin mining difficulty has been through some interesting ups and downs lately. (I've supplied snapshots below to give context for future readers) Considering its long history of pretty much only ...
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Is the minimum amount of money required to purchase >50% hash power equal to max worth of all existing bitcoins?

20 BFL Bitforce Mini Rigs (each, $30k) will give about 30THash/Sec hash power for $600k. That's way above 60% of hash power of then total 51THash/Sec. 10.694M total Bitcoin * $18.5 current mtgox best ...
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How will a massive increase in hashpower affect orphan rates?

Difficulty always lags behind a little. It is also limited in how large adjustments it makes each time. What if the (global) hashrate doubles overnight? What if it quadruples? How much can we expect ...
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Only 70Mh/s with good PC! AMD CPU not supported? [duplicate]

I have a AMD 8-Core-CPU with a NVIDA GTX 560 for Bitcoin-Mining but I only get 70Mh/s... If I start CGMiner without GPU it detects nothing. Why cant I use my CPU to mine Bitcoins? Is that an error by ...
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sometimes my miners aren't detected by pools?

from bitminter, and bigltc, both will often report my miners as not mining and inactive, although they are running and even generate work. the work is acknowledged by both sites but it lists the ...
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How can I see my hashrate for litecoin?

Just for the sake of trying I installed Litecoin-Qt 0.6.3c on Ubuntu. And for sure I started solo-mining. The thing is, that the only thing I see is [17:45:34] - Solo mining started I am curious to ...
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Incentive for mining by regular users

Most of the time that a regular user gets introduced to the concept of mining, they're immediately non-incentivized by the community and also by the high-cost of hardware compared to the actual reward....
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Are big miners a threat for Bitcoin?

According to this graph, the biggest miner is so big that combined with two of the three runners-up they would have more than 50% of the hashing power. Is that to be considered a threat to the ...
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What can a pool operator do with their miners' hashpower?

This issue came up in this question - Are the miners concerned with what the pool operators do with their hashpower?. What can a pool operator do with their miners' hashpower?
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Unknown factor in bitcoin pool breakdown

Some time ago the breakdown was dangerously close to heaving too heavily towards Deepbit with only a small part unknown/single person miners. Now there's a 34% unknown factor. What caused this? Are ...
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Litecoin mining hardware

Does readily available hardware exist which is capable of at least 25MH/s for litecoin mining? So basically, I am after hardware which can mine scrypt type coins which can do at least 25MH/s.
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Can somebody provide me with the $price per GHps in mining since the old CPU days til present pre-orders?

Can somebody provide me with the $price per GHps in mining since the old CPU days til present pre-orders? I don't mean energy usage or price vs price of btc.. simply hardware costs relative to how ...
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CPU vs GPU Mining (FTC) - CPU wins? How?

I've read many times over a long period of time that GPU will win out against CPU every time if you use hardware of a similar tier/age. However, i've been toying around today with some FTC mining and ...
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What is the most important parts of the video card in Bitcoin mining?

For example, obviously it doesn't matter what type of adapters a video card offers when it comes to Bitcoin mining? Is the GPU speed or the amount of RAM the most important part in terms of megahashes ...
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Is the RAM or the computing power more important for the hashrate?

I have done my research on the internet and failed to come up with any suitable answer. I asked on a few forums as well, but no results. So my question is, if I have two separate computers, one with ...
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What hash rate should I expect using a BiFury with USB2.0 rather than USB3.0?

I'm considering the BiFury which is generates ~5GH/s on a USB3 port. They say, Miner is designed to be used with USB 3.0 port or USB 3.0 hub (must meet min. 0.9A per port to achieve full hashrate) ...
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Is it more efficient to use multiple computers when I have multiple GPUs?

I have 4 video cards: 2x 7970 & 2x 6970. This is a question of efficiency regarding MH/s. Simply, I would like to know which is better: ~1900 MH/s on one machine ~1200 MH/s and ~700 MH/s on ...
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Hashrate required for Finney attack on SatoshiDICE [duplicate]

Say I have an address with 1000 different 0.01BTC outputs. I send all of the outputs (in separate transactions) to the 48% SatoshiDICE address. At the same time, I craft a transaction for each of the ...
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Is there a chart that shows Mhps mint speed over time?

My BitMinter client says that my approximate mint speed is 0.0078/per day on a MacBook Pro Retna. I assume that this value decreases as the speed of the network increases, and therefore my ...
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Bitcoin inflation in 9/12 doesn't seem to have been corrected. Why not and will it be fixed?

I'm looking at the Total Bitcoins in Circulation graph and don't understand why there is a spike of coins being generated in Sept '12. What caused this to happen? Also, since there is a fixed number ...
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Tracking Hash/sec of major pools and individual (solo) miners

I'd like to get a list of the hash power of the major pools, solo miners, and if applicable undocumented hash networks. How can I obtain this information? If this information already exists, how did ...
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Is there an up-to-date professional analysis of different “mining shield” technologies?

E.g. Digishield, Gravity Well etc. As a non-miner, I only hear bits and pieces about these algorithms. Is there a comprehensive resource with details on the history of these algorithsm and relative ...
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How to tell who mined a bitcoin?

If the Bitcoin algorithm was broken and someone started spitting out blocks one after the other through their otherworldly space computer, could it be detected that the same miner was busting all the ...
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How to tell how many hashes/sec the bitcoin core app on osx is running?

I'm curious how many hashes per sec my cpu is able to perform, is there some way to check this? This is a follow-up to this question.
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How do mining pools figure out the hashing speed of the connected miners?

How do mining pools figure out the hashing speed of the miners connected to it?
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Why do we need a mining speed above 4.3Ghash/s?

I believe there will be a simple flaw in my understanding somewhere. From what I can tell for any given block you increment a nonce up to 2^32 (4294967296) per second (and the timestamp every second) ...
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Over-reporting miner?

I'm running the puddinpop rpcminer-opencl.exe that came with Guiminer. I'm running it with crazy settings -gpugrid=128 -gputhreads=256 -aggression=14 on a FirePro 2270 workstation card, and it's ...
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What is the probability of generating 6 sequential blocks, less than an hour?

I'd like to determine the probability of a fairly powerful miner (or pool) generating 6 sequential blocks in an hour. (so they would rebroadcast it later) For example, given Hash/second: X A ...
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Calculating average number of hashes tried before hitting a valid block

I'm toying with the idea of starting to mine, and was wondering how to calculate how many hashes on average must be tried before one will "hit" a valid block? I'm talking about a single user (not a ...
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Why aren't Bitcoin transactions processed and verified by normal Bitcoin clients?

My understanding is that the blockchain is exclusively built by miners. My question is, why isn't that verification done by every Bitcoin client - kinda like p2p file sharing programs allowed people ...
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Given the probability of finding a block, and time taken, can I infer hashrate?

I'm trying to externally calculate the hashrate of a given miner based only on an arbitrarily defined target that I assign, then calculate probability it will be found. Once this probability is ...
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How will the Bitcoin network look after BFL ASIC hardware shipments?

There have been over 7000 pre-orders of BFL SC series mining machines, with the cheapest one supposedly running at 3.5 GH/s and the most expensive being 1000GH/s thats a lot of hashes about to be ...
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Isracoin: What hashrate should I be getting with intel core i5?

I'm only getting 13 kh/s using minerd with intel i5 and the lowfeemining.org pool. Shouldn't I be getting a better hashrate?
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If price increases over a time period, what is the best explanation(s) if hash rate goes down?

The price of bitcoin is up ~30% over the last three months, but the network hash rate is only up ~5%. How can this be explained? I assume that new, highly efficient mining chips have been produced ...
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Does mining in a pool with a bigger hashrate mean more bitcoins?

Will someone with a 800 Mhash/s device earn as many bitcoins in one day as someone with a 10 Ghash/s device? (I can't add a comment to Mining pool hashrate effect on a miner's income ...
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Why was there an non-steady mining rate in 2009?

For the first four years of bitcoin, 50 bitcoin were being mined per block. There was a feedback loop to adjust difficulty so that blocks would be mined every ten minutes, on average. So why is the ...
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Why is the hashrate getting so high?

The Bitcoin hash rate is MASSIVE right now. What exactly causes the hashrate to increase?
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What happens once the mining reward gets cut in half?

Sometime around the end of 2012 the mining reward is expected to be cut in half from 50BTC/block to 25BTC/block. What effect will this have? Doesn't this mean that it will be less economic to run a ...
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How can I measure the total hashing power of the Bitcoin network?

Is there a way to measure what is the total hashing power of the Bitcoin network at a given time? For pooled mining it isn't a problem - one can rely on statistics provided by the pool (assuming one ...
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How to best mine on a smartphone?

As you perhaps already know, mining started at the beginning with processors then graphic card. I want to try to mining on a smartphone. Which electronic component will be the best to calculate hash? ...