Antminer K7 (63.5Th) vs B3
Side-by-side mining comparison: specs, per-algorithm benchmarks, efficiency and current profitability.
| Type | ASIC | ASIC | |
| Power | 3080 W | 3417 W | |
| Release | 2023-01 | 2018-11 | |
| Best opportunity |  CKBNetwork |  BCHNetwork | |
| Profit/day | $-2.16 | $-5.32 | |
| Score | 56/100 | 49/100 | |
| View details → | View details → |
Benchmarks by algorithm
Best available benchmark per device; efficiency = hashrate per watt.