antminer s9

http://youtuberevenuecalc67877.pointblog.net/How-Much-You-Need-To-Expect-You-ll-Pay-For-A-Good-antminer-s9-buy-29428089

The Antminer S9 is in the final category of miners (ASICs). Early Bitcoin client variations allowed end users to implement their CPUs to mine. Because the network hashrate grew with a lot more power effective GPU