In July 2016, this reward will fall to just 12. Each block mined by miners contains a block reward, which is paid out to the miner that successfully mined the block. That means any miner who added no additional hardware to his farm would earn about 33% less bitcoins.QASH.. Chinaâs cheap electricity is one reason that nearly 60% of the Bitcoin networkâs hashing power is located there. If the heat generated by miners will partly replace your normal heating costs, it is one way to save money and improve your chances of profitability. Â Â Bitcoinâs price is volatile and canât be predicted. Extra Heat and Weather Creative miners in cold areas can use the heat generated by miners to heat their houses in the winter. Consider that the previous version of the S7, the S5, had an efficiency of just 0. Every 4 years, the amount of bitcoins rewarded in each block is cut in half. That means the S5 uses twice as much electricity per hash as the S7. Each block reward halving cuts minersâ shares of bitcoins in half. A higher hash rate means a more powerful miner. Th/s, or sometimes Gh/s, measures a minerâs terahashes (Th/s) or gigahashes (Gh/s) per second and is called hash rate. Since Bitcoin miners provide such an important service to the network, they are paid for their services. From the drop-down menu, select Settings. From September 2015 to February 2016, the network hash rate tripled. .