Bitmain · Bitcoin mining hardware
Antminer S21j XP Hydro - 495 TH/s
495 TH/s Bitcoin miner
The Antminer S21j XP Hydro is a SHA-256 ASIC for mining BTC at 495 TH/s for around 5 940 W.
- Hashrate
- 495 TH/s
- Power draw
- 5,940 W
- Efficiency
- 12.0 J/TH
Manufacturer release date in source catalog: Mar 31, 2026
Profitability simulator
Estimates use fresh BTC price, network difficulty and recent block rewards. They are not a promise of earnings.
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Estimated net / day history
Recorded daily BTC price and network inputs; your selected electricity and pool fee are applied to each point.
BTC price sensitivity
Current network conditions, with BTC price varied from 50% to 150% of the latest quote.
Estimated output assumes 100% uptime and the machine’s rated hashrate and power. It includes a 2% default pool fee and recent average block rewards, but excludes hardware purchase cost, maintenance, hosting, taxes and downtime. The historical chart models possible output; it does not report actual earnings.