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

learn more… | top users | synonyms (1)

2
votes
2answers
44 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)?
2
votes
3answers
85 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?
3
votes
2answers
130 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 ...
2
votes
1answer
41 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 ...
7
votes
1answer
101 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 ...
1
vote
1answer
103 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 ...
2
votes
5answers
3k 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 ...
-2
votes
1answer
268 views

How many GH in 1 TH? [duplicate]

Please tell me, is 1 TH = 1000GH?
3
votes
1answer
67 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 ...
1
vote
1answer
35 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?," ...
1
vote
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.
1
vote
2answers
456 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? ...
-3
votes
1answer
89 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 ...
0
votes
0answers
175 views

At what clock rate does an AntMiner S5 mine with peak efficiency?

At what clock rate(s) does an AntMiner S5 mine with peak efficiency, where efficiency is measured in terms of hashes / Watt?
2
votes
1answer
176 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?
3
votes
2answers
339 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 ...
2
votes
3answers
2k 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 ...
4
votes
1answer
107 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 ...
1
vote
2answers
58 views

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." ...
1
vote
0answers
338 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, ...
2
votes
2answers
641 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 ...
3
votes
1answer
46 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 ...
2
votes
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 ...
1
vote
2answers
82 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 ...
1
vote
0answers
59 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 ...
2
votes
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?
1
vote
0answers
546 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 ...
0
votes
1answer
769 views

How to calculate the minum 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 ...
1
vote
2answers
76 views

Difficulty Trends [closed]

As the hash power of the network continues to grow, should we expect to see a % of miners drop off because of unfavorable returns? Thus, causing the difficulty to plateau or even decrease at a certain ...
1
vote
3answers
141 views

Is it theoretically possible to limit the hash rate?

I am thinking of developing an altcoin that is truly asic/pool proof. I haven't tried yet (or even downloaded the source code), but I was wondering if it is possible for the network to behave in such ...
0
votes
2answers
1k views

Difference in hashrate between two GPUs

I am a gamer who simply uses his rig to mine when idle. A year ago I was getting 0.5 Ghs using a Radeon HD7970 3072MB 384bit OC Boost, then due to a technical issue I stopped mining for a few months ...
0
votes
1answer
278 views

X11 | multiplier & maxDiff number to multiple the shares by in order to display hashrate

What is the correct formula for X11 to calculate hashrate? right maxDiff number to multiple the shares by in order to display hashrate We need hashrate multiplier and the maxdiff Example: ...
3
votes
3answers
3k views

What does the mining difficulty number really mean?

I'm new to bitcoin; please bear with me. I'm looking into mining, how it works, and how to get started. I see a "mining difficulty" from many sources and list a 3 billion something number without ...
0
votes
2answers
165 views

How to tell who mined a bitcoin?

If bitcoin algorithm was broken and some one started spitting out blocks one after the other through their other worldly space computer, could it be detected that the same miner was busting all the ...
2
votes
4answers
3k 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 ...
-1
votes
1answer
88 views

Please help, stuck at static 24Mhash/s? [duplicate]

I'm fairly new to mining bitcoin, but I have read that using GPU can help improve performance. I currently am using GUIMiner (latest version) running on an OpenCL back-end but when I choose to use my ...
1
vote
1answer
305 views

What would happen if 90% of the Bitcoin miners suddenly stopped mining?

What would happen if 90% of the Bitcoin miners were to suddenly stop mining Bitcoin, i.e. the Bitcoin network's hashing power would drop to 10% of the previous amount. Would it become more difficult ...
2
votes
2answers
216 views

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 ...
12
votes
1answer
416 views

What is the approximate hashrate of a human?

Which and how much mathematical operations are required for the blockheader-to-blockhash operation and how fast would a human be able to calculate a single hash? EDIT: For simplicity, I think it's a ...
-1
votes
2answers
2k views

High Hashing Power: Okay to solo mine? [duplicate]

I plan to hash at around 250-550 gH/s, would it be profitable to mine solo, or would I make more money joining a pool? Are there any unexpected occurrences that I should look out for when mining?
1
vote
2answers
2k views

can I improve LTC mining on this GPU?

I use CGMiner(unless there's a better one) on an AMD Radeon HD 8570D. it gets 22-23kh/s but most times I see people mentioning their graphics producing multiple megahashes. do I just have the wrong ...
0
votes
2answers
744 views

What is the algorithm to create a Bitcoin mining calculator?

I want to know how I can calculate the profit of bitcoin mining in bitcoins. I am interested in the formula that is used by calculators. For example lets say I have 700mh/s hashrate, current ...
1
vote
1answer
14k views

How to test your Litecoin mining hash rate?

I don't know if there exists a service to quickly check what your mining hash rate is for Litecoin as the following does for Bitcoin http://bitminter.com/test I'm looking for something that doesn't ...
0
votes
3answers
2k views

How to calculate Hashes per Second

How exactly do you calculate how many hashes your hardware is generating?
0
votes
2answers
877 views

How can I calculate network hashrate for a given range of blocks where difficulty changes somewhere within the range?

Not sure if the title is poorly worded, but here's what I'm looking to do. If I have a range of blocks and I want to calculate the hashrate, I can do something similar to what is found here. To take ...
1
vote
1answer
435 views

Is there a site (or formula) that easily calculates returns using difficulty / hash rate? [duplicate]

I'm just a novelty miner, looking to be cool and do my part to decentralize. Not looking for a return on my investment. However if I'm going to spend $100 or so I'd like to calculate how my options ...
0
votes
0answers
1k views

All of a sudden hashrate drops to half the normal

I usually get a nice 200 Mh/s out of my XFX 6770 clocked at 950 MHz / 300 MHz. Sometimes I'll check cgminer and see the hashrate has dropped to around 90Mh/s while temperature of the GPU dropped to a ...
2
votes
2answers
18k views

Litecoin difficulty is very low!

I'm getting around 4 shares a minute (mining at 100Mh/s but I don't mind that much because the number of shares is what actually matters, right?) and since LTC/USD is 2 and it pays 50 LTC for every ...
9
votes
5answers
17k views

Mining pool hashrate effect on a miner's income

Newbie miners have many misconceptions about how the hashrate of the pool they mine in will affect their mining income. If a big miner joins the pool there are some unhappy miners who think that now ...
3
votes
2answers
421 views

Hashrate falls by factor of 1000x when now block is found?

Very often my mining hashrate falls from the usual ~550 Mhash/s to about 400-500 khash/s, and I have noticed direct correlation in time with messages like these: btcguild.com:8332 25/04/2013 ...