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Another evolution came later on with FPGA mining. FPGA is a bit of hardware that can be connected to your computer in order to run a pair of calculations. They are just like GPUs however 3100 times faster. The downside is that theyre harder to configure, and this is the reason why they werent as commonly used in mining since GPUs. .
Finally, around 2013, a new breed of miner was introducedthe ASIC miner. ASIC stands for application specific integrated circuit, and these were pieces of hardware manufactured only for the purpose of mining Bitcoin. Unlike GPUs, CPUs, and FPGAs, they couldnt be used to do anything else. Their function was hardcoded into this machine. .
Today, ASIC miners are the current mining standard. Some ancient ASIC miners even emerged in the form of a USB, but they became obsolete rather quickly. Even though they began in 2013, the technology rapidly evolved, and new, more powerful miners were coming out every six months.
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After about three years of this mad technological race, we finally reached a technological barrier, and things started to cool down a bit. Since 2016, the pace at which new miners are published has slowed considerably.
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Assuming youre simply entering the Bitcoin mining match, youre up against some heavy competition. Even if you buy the best possible miner out there, youre still at a massive disadvantage when compared with professional Bitcoin mining farms.
Thats why mining pools came into existence. The notion is simple: miners group together to form a pool (i.e., combine their mining power to compete more efficiently ). Once the swimming pool manages to win the competition, the reward is spread out between the pool members depending on how much mining energy each of them contributed.
Now there are over a dozen big pools that compete for the chance to mine Bitcoin and update the ledger.
When calculating Bitcoin mining elevation, there are a lot of things you need to take into account such as:
Hash speed: AÂ Hash is the mathematical problem the miners pc needs to solve. The hash rate refers to a miners performance (i.e., how many guesses your pc can make per second). Hash rate can be measured in MH/s (mega hash each second), GH/s (giga hash each second), TH/s (terra hash per second), and even PH/s (peta hash per second). .
Bitcoin reward per cube: The number of Bitcoins generated when a miner finds the solution. This number began at 50 bitcoins back in 2009, and its halved every 210,000 blocks (approximately four years). The current number of bitcoins awarded per block is 12.5. The final block-halving happened in July 2016, and the next one will be in 2020. .
Mining difficulty: A number that represents how difficult it is to mine bitcoins in any given moment considering the amount of mining electricity currently active in the system.
Electricity cost: How many dollars are you currently paying each kilowatt Youll need to find out your energy rate in order to calculate profitability. This can typically be found on your monthly electricity bill. The reason that is important is that miners consume electricity, whether for powering up the miner or for cooling it down (those machines can get very hot). .
Power consumption: Each miner consumes a different amount page of energy. Youll need to find out the specific energy consumption of your miner before calculating profitability. This can be found easily with a fast search online or through this list. Power consumption is measured in watts.

Bitcoins price: Since no one knows what Bitcoins price will probably be in the long run, it's challenging to predict whether Bitcoin mining will be profitable. If you're planning to convert your mined bitcoins to any other currency in the long run, this factor will have a significant influence on profitability.
Difficulty increase per year: This is probably the most important and elusive variable of them all. The idea is that since no one can really predict the speed of miners joining the network, neither can anyone predict just how hard it's going to be to mine in six weeks, six months, or six years from now.
The last two factors are the reason no one will ever be able to give a complete answer to the question is Bitcoin mining profitable
Once you have all these factors at hand you can insert them into a Bitcoin mining calculator (as can be seen below) and find an estimate of how many Bitcoins you may earn every month. In case you cant get a favorable effect on the calculator, then it likely means you dont have the ideal conditions for mining to be profitable. .