AvalonMiner 821 vs KD-BOX
Side-by-side mining comparison: specs, per-algorithm benchmarks, efficiency and current profitability.
| Type | ASIC | ASIC | |
| Power | 1200 W | 205 W | |
| Release | 2018-02 | 2021-05 | |
| Best opportunity |  BCHNetwork | ||
| Profit/day | $-1.94 | ||
| Score | 49/100 | ||
| View details → | View details → |
Benchmarks by algorithm
Best available benchmark per device; efficiency = hashrate per watt.
| Algorithm | AvalonMiner 821 | KD-BOX | |
|---|---|---|---|
| Blake (2s-Kadena) | not supported | 1.6 TH/s205 W · 7.805 GH/s/W | |
| SHA-256 | 11.5 TH/s1200 W · 9.583 GH/s/W | not supported |