SC1 Immersion vs A21
Side-by-side mining comparison: specs, per-algorithm benchmarks, efficiency and current profitability.
| Type | ASIC | ASIC | |
| Power | 1600 W | 1800 W | |
| Release | 2019-03 | 2025-01 | |
| Best opportunity |  SCNetwork |  NEXANetwork | |
| Profit/day | $-0.32 | $1.45 | |
| Score | 42/100 | 60/100 | |
| View details → | View details → |
Benchmarks by algorithm
Best available benchmark per device; efficiency = hashrate per watt.
| Algorithm | SC1 Immersion | A21 | |
|---|---|---|---|
| Blake (2b-Sia) | 2.2 TH/s1600 W · 1.375 GH/s/W | not supported | |
| Blake (2b) | 2.2 TH/s1600 W · 1.375 GH/s/W | not supported | |
| NexaPoW | not supported | 3.4 GH/s1800 W · 1.889 MH/s/W |