You have to spend quite some time to set up the system (easily several days!) and watch. Nvidia GTX 1070, the very efficient Nvidia GTX 1070 can produce a hash
rate of 30Mh/s using only 100 watts of electricity and is the best GPU for mining in 2017. Please note that a profit/loss by holding the coins is not accounted for in this estimate. For a comprehensive comparison of bitcoin mining hardware. Bitcoin cloud mining contracts are usually sold for bitcoins on a per hash basis for a particular period of time and there are several factors that impact. These are to connect the 6 graphics cards to the motherboard and allow spacing between cards for heat dissipation. Best Bitcoin Mining Hardware. The best Bitcoin mining hardware has evolved dramatically since 2009. Two major factors go into determining the best bitcoin mining hardware: (1. Assembling the Custom Ethereum Mining Hardware Un-package everything Build / assemble the Open Air 6 GPU Mining Case Install processor and RAM on motherboard Plug in all riser cables Place motherboard in custom open air mining rig case and connect motherboard PSU connector (leaving PSU unplugged. Is Bitcoin mining profitable after the mining difficulty increased dramatically in the past 2 years. You can also check eBay or find other recommended mining soccer GPUs in my mining GPU comparison guide. Fire up the mining rig and rake in those crypto coins! Bitcoin Cloud Mining Scams, there have been a tremendous amount of Bitcoin cloud mining scams like the possible 500,000.