Bitmain ASIC. Mines SHA-256. At the maker on 4 November 2026: discontinued.
Today the Antminer T21 earns most on Bitcoin (SHA-256, NEM (Normal Energy Mode) @30°C inlet air): $7.20 a day with merge-mined coins, and $0.27 after power at $0.08 a kWh. It pays for electricity up to $0.083 a kWh.
Every coinCalculatorHardwareAPI
Updated 10 November 2026. Revenue is before pool fees (usually 1–2%); difficulty and price change daily. Open in the calculator to set your own power price, pool fee, quantity and difficulty growth.
| # | Algorithm | Hashrate | Power | Efficiency |
|---|---|---|---|---|
| 1 | SHA-256 NEM (Normal Energy Mode) @30°C inlet air | 190 TH/s | 3,610 W | 19 J/TH |
| 2 | SHA-256 HEM (High Energy Mode) @30°C inlet air | 233 TH/s | 5,126 W | 22 J/TH |
| # | Coin | Algorithm | Earns a day | Merge-mined on top | Profit a day at $0.08 | Breakeven | A day’s coins vs volume | Last block |
|---|---|---|---|---|---|---|---|---|
| 1 | BitcoinBTC | SHA-256 NEM (Normal Energy Mode) @30°C inlet air | $6.83 | +$0.37 | $0.27 | $0.083/kWh | 0.11% · sells easily | 21 min |
| 2 | Bitcoin SVBSV | SHA-256 NEM (Normal Energy Mode) @30°C inlet air | $6.38 | — | −$0.55 | $0.074/kWh | 0.27% · sells easily | — |
| 3 | eCashXEC | SHA-256 NEM (Normal Energy Mode) @30°C inlet air | $5.97 | — | −$0.97 | $0.069/kWh | 0.06% · sells easily | 39 min |
| 4 | BitcoinBTC | SHA-256 HEM (High Energy Mode) @30°C inlet air | $8.37 | +$0.45 | −$1.02 | $0.072/kWh | 0.11% · sells easily | 21 min |
| 5 | Bitcoin CashBCH | SHA-256 NEM (Normal Energy Mode) @30°C inlet air | $4.93 | — | −$2.00 | $0.057/kWh | 0.08% · sells easily | 19 min |
| 6 | Bitcoin SVBSV | SHA-256 HEM (High Energy Mode) @30°C inlet air | $7.82 | — | −$2.02 | $0.064/kWh | 0.27% · sells easily | — |
| 7 | DigiByteDGB | SHA-256 NEM (Normal Energy Mode) @30°C inlet air | $4.68 | — | −$2.25 | $0.054/kWh | 0.19% · sells easily | — |
| 8 | eCashXEC | SHA-256 HEM (High Energy Mode) @30°C inlet air | $7.31 | — | −$2.53 | $0.059/kWh | 0.06% · sells easily | 39 min |
| 9 | Bitcoin CashBCH | SHA-256 HEM (High Energy Mode) @30°C inlet air | $6.04 | — | −$3.80 | $0.049/kWh | 0.08% · sells easily | 19 min |
| 10 | DigiByteDGB | SHA-256 HEM (High Energy Mode) @30°C inlet air | $5.74 | — | −$4.11 | $0.047/kWh | 0.19% · sells easily | — |
| 11 | Fractal BitcoinFB merge-mined, paid on top | SHA-256 NEM (Normal Energy Mode) @30°C inlet air | $0.0017 | — | on top | — | 1.6% · sells easily | — |
| 12 | HathorHTR merge-mined, paid on top | SHA-256 NEM (Normal Energy Mode) @30°C inlet air | $0.37 | — | on top | — | 0.09% · sells easily | 13 min |
| 13 | ElastosELA merge-mined, paid on top | SHA-256 NEM (Normal Energy Mode) @30°C inlet air | $0.000035 | — | on top | — | 0.02% · sells easily | 15 min |
| 14 | Fractal BitcoinFB merge-mined, paid on top | SHA-256 HEM (High Energy Mode) @30°C inlet air | $0.0021 | — | on top | — | 1.6% · sells easily | — |
| 15 | HathorHTR merge-mined, paid on top | SHA-256 HEM (High Energy Mode) @30°C inlet air | $0.45 | — | on top | — | 0.09% · sells easily | 13 min |
| 16 | ElastosELA merge-mined, paid on top | SHA-256 HEM (High Energy Mode) @30°C inlet air | $0.000042 | — | on top | — | 0.02% · sells easily | 15 min |
Figures from Bitmain, checked 4 November 2026.
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