According to official news, Bitmain announced the launch of a high-performance Bitcoin ASIC air-cooled miner - Antminer T21, with adjustable high and low performance modes. The Antminer T21 has hash rates ranging from 190 TH/S to 233 TH/S. In NEM mode, the hash rate can reach 190 TH/S and the power efficiency is 19 J/T. In HEM mode, the hash rate can reach 233 TH/S and the power efficiency is 22 J/T. The supported ambient temperature can reach 45 degrees Celsius, and can be used for mining in high-heat desert areas.
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