Questions tagged [energy-consumption]

Mining Bitcoin consumes energy in the form of electrical energy used by ASICs and other computer hardware necessary for Bitcoin's "proof-of-work" security system.

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Can it really be true that the Bitcoin system consumes almost $1.000.000 in electricity per day?

So I've been trying to figure out how much running the Bitcoin system really costs using the following numbers: Total Bitcoin Hash Rate: 300.000.000 GH/s Hashrate of an ANTMINER S4 (currently one of the most efficient ASICs): 2.000 GH/s…
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What is a likely solution to Bitcoin's energy consumption problem?

If the price of Bitcoin continues to climb, the total energy consumption of the system will increase proportionally at least until 2020 when block reward halves. It is not unlikely that at this point the price of Bitcoin will have increased so much…
lex82
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How does bitcoins power consumption compare to other financial institutions/exchanges? (ie banks, stock exchanges)

So recently in the news there has been some negative reporting bout bitcoins power consumption. "the Bitcoin network is consuming power at an annual rate of 32TWh—about as much as Denmark." arstechnica The article makes this look like a bad thing…
Dan Anderson
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What is the average amount of electrical power required to complete one Bitcoin transaction?

Once a bitcoin has been mined, if I want to use it to pay for something, what is the average amount of electrical power required to process that payment or bitcoin transfer? Does this vary with the value of the transaction, and if so in what…
user
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can cryptocurrencies be energy efficient?

Is there an intrinsic reason why cryptocurrencies currently take a lot of energy to keep working? Is there a way to make a cryptocurrency still widely used but make it energy efficient?
user59049
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How much power for mining single Bitcoin or bitcoin cash?

Is there a fixed amount, or maybe just the average, power used to mine one single bitcoin coin or single bitcoin cash coin? How low can the price fall until miners start red numbers?
Jean Knowl
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What is the ecological impact of the crypto endgame

I'm interested in the long-term ecological implications of using cryptocurrencies. kraken states in The Truth About Bitcoin: For example, according to a report from 2017, Bitcoin consumes around 8.27 terawatt-hours per year, compared to the 132…
mkl
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Is BTC inherently much more energy-hungry than other currencies, or just been around longer?

A beginner question, but my understanding is that BTC (and many others) rely on solving ever increasingly complex algorithmic problems, which acts as a self-gating mechanism on the ever-decreasing cost of CPU power(?) BTC's energy use has been in…
Mr. Boy
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Can you use lower dual fuel electricity rates to run a crypto miner for heating with a second back up heat source?

Dual fuel electricity rates are significantly lower than standard rates. There are devices made in Russia that are specifically sold as Bitcoin mining space heaters. Is it permitted to use a crypto currency miner for heating and thus qualify for…
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Bitcoin - Green mining

I would like to know whether any work known to bitcoin community, related to 'green mining'. As power consumption is main cost factor in mining, alternate energy sources like, solar / wind powered rigs could also be possible. Thanks.
vi.su.
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