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

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How many Hashes are in a single Terrahash [duplicate]

Im looking at getting an ASIC that runs about 1 Th/s and im wondering how many hashes is equal to a terrahash?
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2answers
100 views

How do I calculate expected earnings when mining a cryptocurrency? [duplicate]

If I have access to currency-specific variables/datasets for any cryptocurrency of choice (see below), how would I calculate which cryptocurrency (out of a fixed set of say 3-5 altcoins -- SHA-256 and ...
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33 views

Hashrate comparison for multiple hash algorithms

My question is about the hashrate obtained with same hardware (non-ASIC) on many algorithms. For example, I've read that Scrypt-N is about half the hashrate of Scrypt. Is that true for all hardwares? ...
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45 views

Are there any post BTC halving hashrate prediction markets?

Are there any futures markets that allow predictions of post BTC halving network hashrate?
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1answer
85 views

A hashrate of 1.42 EH/s, really?

According to http://bravenewcoin.com/news/number-of-bitcoin-miners-far-higher-than-popular-estimates/ there are 100,000 miners and blockchain.info claims a hashrate of 1.42 EH/s. How is it possible ...
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1answer
49 views

Merchant tool that will dynamically adjust the # of required confirmations based on network hashrate data

Satoshi built Bitcoin to be a decentralized network. Some of the original recommendations (such as waiting for 6 confirmations) relied on statistics that related to level of decentralization. https://...
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1answer
178 views

What are the possible Doomsday scenarios for the 2016 Halving from 25 to 12.5 BTC per block solved?

The 2016 halving is coming from 25 to 12.5 BTC solved for every block. For us to understand the effects. What are some possible doomsday scenarios that can happen?
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48 views

Difficulty set by pools

Can we argue that, since the difficulty set by pools is lower than the actual one, "old" hardware remain profitable for longer and thus are used for more time. And this, indirectly, increases the ...
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77 views

Why does i3-4030 have the same TH/s as Nvidia GT 960? - Bitminter

Bitminter says my GTX 960 has the same power as my i3-4030 (around 3500 TH/s) and also seems to have the same mining speed when run. Why is this and can I mine with both at once?
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140 views

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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2k views

Halving reward, price effects? [duplicate]

What is the case after halving reward takes place: Would bitcoin price gets double, since its harder to mine? Would Blockchain introduces more blocks (e.g: 1/5mins)?
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3answers
132 views

Does mining with multiple computers add up?

Let's say I have four computers, each mining bitcoins at 5 Mhash/s. Is this the same as mining bitcoins on one computer with a speed of 20 Mhash/s?
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2answers
182 views

What will happen to Bitcoin when it takes years to complete a calculation?

Ok, we already experienced over the last 6yr's how bitcoin mining calculations went from mineable with a cpu, to where you need very expensive computer equipment to mine profitably. So what's going to ...
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1answer
56 views

BitCoin Price Index -Studies on Relation to Network Hashrate and Block Difficulty?

Are there any available studies, articles or blog posts on this topic? I am currently working on a market analysis including major bitcoin exchanges and the bitcoin price index. I'm specifically ...
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1answer
138 views

When did the ASIC mining era begin?

I am trying to figure out when the ASIC mining era began. A Bitcoin magazine article from January 23rd 2013 announces the imminent arrival of the first batch of Avalon miners in early February. Is ...
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2answers
243 views

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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1answer
9k views

how do I figure out the hash rate of my computer? [duplicate]

My computer has AMD A4-5300 APU W/ Radeon(tm)HD subscore 6.2 Graphics AMD Radeon HD 7480D 4.7 If any one can help , thank you!
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1answer
111 views

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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5answers
8k views

I've tried everything from mining bitcoin to litecoin to other altcoins…why do I have no luck?

I am a beginner in the blossoming culture of crypto-currency, and unfortunately, it's beginning to feel as if 2015 is too late of a year for a laptop-user such as I to be able to start mining. I'm ...
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1answer
2k views

How many GH in 1 TH? [duplicate]

Please tell me, is 1 TH = 1000GH?
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1answer
82 views

Who recomputes and announces the difficulty in Bitcoin?

I know that the Bitcoin difficulty is recomputed every 2016 blocks (about two weeks). But who is responsible for this job and how is the new value announced to all miners. Does every miners do the ...
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1answer
49 views

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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0answers
19 views

How do pools determine a pool-user's hashrate? [duplicate]

How do pools determine a pool-user's hashrate? It seems they would base it on the particular user's difficulty or rate of accepted shares.
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2answers
645 views

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? ...
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1answer
99 views

Does having twice as many miners give you twice as much revenue?

A good friend lives in an apt that includes utilities in his rent and I'm going to lease a desk space in his pad to mine bitcoins. I have a few questions before I get started. All of the mining ...
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1answer
211 views

What is the benchmark that mining ASICs are measured with to determine the hash rates?

When a mining ASIC claims to run at 1 MH/s or 10/MH/s or even 1000 GH/s, at what difficulty and with what algorithm is that measured against?
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373 views

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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1k views

What mining performance can we roughly expect from the Intel SHA extensions of the upcoming Skylake processor architecture?

Intel is scheduled to release their new x86 SkyLake microarchitecture in Q3 2015. Among other interesting features, it will introduce SHA extensions that will allow hardware acceleration of the Secure ...
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3answers
3k views

How do I make a profit buying cloud-hashing contracts?

I have tried one of the hashpower selling/buying website (nicehash) to buy hashpower. I have connected my order to a pool where I had one worker. However, despite all the advertisements, I could not ...
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1answer
173 views

Why doesn't the same miner always win?

If the miner with the strongest ability to solve the block wins, why doesn't the same miner win every time? Wouldn't that miner still have the strongest ability to perform the proof of work on the ...
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2answers
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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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1answer
165 views

Is it normal for my hardware hashrate to vary by 15% but still achieve the advertised average?

I have an Antminer S1 and an Antminer C1. They both work as advertised and achieve a three hour hashrate average of 200 Ghash and 1000 Ghash, respectively. However, within any given second they hash ...
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1answer
528 views

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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111 views

What's the minimum setup to mine a block alone? [closed]

What's the minimum setup that you guys know, that can, today, mine at least 1 block alone, without the use of mining pools? I know I wouldn't be able to afford it, but just by curiosity...
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Profit possibility for colluding with 51% attacker

The Bitcoin Wiki states "A profit-seeking person will always gain more by just following the rules, and even someone trying to destroy the system will probably find other attacks more attractive." I'...
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384 views

How can I mine ALT SHA-256 coins using a Bitmain S4?

The bitmain S4 does 2TH/s out of the box with no overclocking. For many alt SHA-256 coins, this can be 10% - 50% of the entire network hashing power, which would allow us to gain alt coins quickly, ...
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2answers
718 views

Will more hashes per second increase bitcoins per hash per second?

I read this article: We have paid 0.034 BTC for the 10 GH/s ... Yesterday we have received our first daily payout and it was exactly 0.00041279 BTC ... Doing a quick calculation has shown that ...
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9k views

How much hashpower would I require to surely mine one block per day?

How much hashpower would I require to surely mine one block per day?
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1answer
530 views

How will bitcoin stay decentralized when mining becomes extremely expensive?

My understanding of bitcoin is that the miners are the ones keeping bitcoin decentralized. What happens when only the richest of people can afford mining?
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4k views

Why can't they use super computers to mine all the bitcoins?

I have very limited knowledge of bitcoin, but, I hope you don't mind my asking this question: As I understand it, "mining bitcoin" requires "significant" computational prowess. A lot of dedicated ...
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1answer
108 views

How is hash rate of mining hardware calculated

The mining hardware does a double sha-256 hash of the header while mining. Is each sha-256 operation counted when determining the hash rate or is the whole sha256(sha256(header)) counted as one hash? ...
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52 views

Proof of work - does the equipment matter?

It technically doesn’t matter whether I am using a super computer or a laptop to do the proof of work, it’s simply that with a super computer I can go through the attempts much faster, which means I ...
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2answers
32 views

Can too big hosted mining service be mitigated by allowing customers to choose mining pool?

Let's say a company is hosting mining hardware, either hosting customers' hardware or renting out the hashes produced by hardware owned by the company, or both. So the company is physically ...
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2answers
87 views

How much hashpower is needed to double-spend? Is >50% a minimum?

How much hashpower is needed to double-spend coins? Some worry only about one entity getting over 50% of the hashpower, while others are complaining (at the time of writing) about an entity having ...
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63 views

How to monitor hash rate over time to diagnose issues

Running a Scrypt mining rig using GPUs. Want to know if there's a way to monitor your hash rate over time. Pool stats arent that reliable from what I understand. CG Watcher, does a decent job, but ...
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2answers
2k views

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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185 views

Bitcoin value vs. Supercomputing

What protects the stability of Bitcoin's value if supercomputers or some other technological breakthrough allows them to be mined at rates we have not anticipated?
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2answers
148 views

What is the average number of hashes it takes to mine bitcoins?

I'm just curious about this. I'm not sure if the length of zeros in the hash result is directly proportional to the probability, or how to calculate this.
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661 views

Why Does bfgminer Show Mh/s and Gh/s As HashRate Instead Of Kh/s

I have just switched over to mining with bfgminer from cgminer and I noticed that bfgminer displays the hashrate as Mh/s on my running version whereas cgminer displayed it as Kh/s. My GPU is a R9 ...
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1answer
827 views

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 ...