Antminer S21 XP
- Brand Bitmain
- Hashrate 270Th
- Algorithm SHA-256
- Efficiency 13.5 j/Th
- Release date October 2024
- Cooling Air
Calculation for 270Th
≈ 884.27 ₽
- Power 3645 W
- Ads count 26
- The best price 229300 RUB
SealMiner A3 Pro Air
- Brand Bitdeer
- Hashrate 290Th
- Algorithm SHA-256
- Efficiency 12.5 j/Th
- Release date September 2025
- Cooling Air
Calculation for 290Th
≈ 949.77 ₽
- Power 3625 W
Conclusion
The choice between Bitmain Antminer S21 XP and Bitdeer SealMiner A3 Pro Air is a classic dilemma for mining investors. The unified algorithm (SHA-256) allows switching between coins (Bitcoin, Fractal Bitcoin, BitcoinSV, Bitcoin Cash, Terracoin, Namecoin) on both ASICs, but maximum profit is currently achieved when mining Bitcoin, Fractal Bitcoin. Model Bitmain Antminer S21 XP is presented exclusively in a configuration with 270Th, other power options are not provided for this series. Model SealMiner A3 Pro Air from manufacturer Bitdeer is a unique solution with 290Th power, available in a single version. The difference in 20 Th shows the advantage of one model, but it's also worth paying attention to the efficiency of the models. Model Antminer S21 XP has an efficiency of 13.5 j/Th and SealMiner A3 Pro Air has 12.5 j/Th. The power consumption of Bitmain Antminer S21 XP 270Th is 3645 Watts. Bitdeer SealMiner A3 Pro Air 290Th, in turn, consumes 3625 Watts. The cooling type for both models is identical — classic fan airflow. 26 ads found for Bitmain Antminer S21 XP. The current cost for 270Th power is from 229300 RUB. Both new and used devices are available. Unfortunately, SealMiner A3 Pro Air is currently not available either in stock or on order. Please try looking at other models.
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