Antminer S21 (200Th) vs F1-Ultra
Side-by-side mining comparison: specs, per-algorithm benchmarks, efficiency and current profitability.
| Type | ASIC | FPGA | |
| Power | 3500 W | 700 W | |
| Release | |||
| Best opportunity |  BTCNetwork |  CKBNetwork | |
| Profit/day | $1.69 | $-2.18 | |
| Score | 70/100 | 49/100 | |
| View details → | View details → |
Benchmarks by algorithm
Best available benchmark per device; efficiency = hashrate per watt.