Bitmain is regarded as one of the most influential companies in the ASIC mining industry. They are high on consuming electricity and there are users who often combine rigs and ASIC chips just to bring the costs even lower. I want to preface this by admitting that I am mechanically inclined, I am good with my hands, and work fast. There are many companies which are manufacturing ASIC miners, making the microchips based on the same technologies. Below is a brief review of the T9 that will allow choosing between the two an easy process. The S5 will draw between to Watts at around Volts.