Antminer K5 (1130Gh) vs Antminer S21 Immersion (301Th)
Side-by-side mining comparison: specs, per-algorithm benchmarks, efficiency and current profitability.
| Type | ASIC | ASIC | |
| Power | 1580 W | 5569 W | |
| Release | 2020-04 | 2024-12 | |
| Best opportunity |  CKBNetwork |  BTCNetwork | |
| Profit/day | $-2.97 | $2.51 | |
| Score | 49/100 | 72/100 | |
| View details → | View details → |
Benchmarks by algorithm
Best available benchmark per device; efficiency = hashrate per watt.