Profit calculator
Your electricity price and fleet size against today's most profitable coins for this device.
* At $0.08/kWh. Adjust in the mining calculator.
Performance per algorithm
Measured hashrate and power draw; these numbers feed every profit figure on the site.
| Algorithm | Hashrate | Power | Efficiency | Updated |
|---|---|---|---|---|
| SHA-256 | 319 TH/s | 4785 W | 66.67 GH/s/W | 2026-08-31 |
Live market value
Partner calculator from ASIC Miner Value, to cross-check profit and market prices.
Frequently asked questions about the Bitmain Antminer S21 Hydro
What hashrate does the Bitmain Antminer S21 Hydro reach?
The Antminer S21 Hydro reaches 319 TH/s on SHA-256 at around 4785 W.
How much can the Bitmain Antminer S21 Hydro earn per day?
At current network conditions the Antminer S21 Hydro earns about $19.56 per day mining NH SHA-256, for $10.38 of profit at $0.08/kWh. Use the calculator above for your own electricity price.
Is the Bitmain Antminer S21 Hydro still worth it?
Mining stays profitable with the Antminer S21 Hydro as long as your electricity costs less than $0.15 per kWh at today's rates.
Which coins can the Bitmain Antminer S21 Hydro mine?
The most profitable options today are Multi, BTC, FB — the full ranking is in the profit calculator above.