Antminer S21j XP Hyd (495Th) vs Whatsminer M3X
Side-by-side mining comparison: specs, per-algorithm benchmarks, efficiency and current profitability.
| Type | ASIC | ASIC | |
| Power | 5940 W | 2050 W | |
| Release | 2026-03 | 2018-03 | |
| Best opportunity |  BTCNetwork |  BCHNetwork | |
| Profit/day | $8.14 | $-3.54 | |
| Score | 75/100 | 49/100 | |
| View details → | View details → |
Benchmarks by algorithm
Best available benchmark per device; efficiency = hashrate per watt.
| Algorithm | Antminer S21j XP Hyd (495Th) | Whatsminer M3X | |
|---|---|---|---|
| SHA-256 | 495 TH/s5940 W · 83.33 GH/s/W | 12.5 TH/s2050 W · 6.098 GH/s/W |