Antminer S21j XP Hyd (495Th) vs KD-BOX 2
Side-by-side mining comparison: specs, per-algorithm benchmarks, efficiency and current profitability.
| Type | ASIC | ASIC | |
| Power | 5940 W | 400 W | |
| Release | 2026-03 | 2022-12 | |
| Best opportunity |  BTCNetwork | ||
| Profit/day | $8.37 | ||
| Score | 75/100 | ||
| View details → | View details → |
Benchmarks by algorithm
Best available benchmark per device; efficiency = hashrate per watt.
| Algorithm | Antminer S21j XP Hyd (495Th) | KD-BOX 2 | |
|---|---|---|---|
| Blake (2s-Kadena) | not supported | 3.5 TH/s260 W · 13.46 GH/s/W | |
| Blake (2s) | not supported | 5 TH/s400 W · 12.5 GH/s/W | |
| SHA-256 | 495 TH/s5940 W · 83.33 GH/s/W | not supported |