Antminer A3 (815Gh) vs DG2
Side-by-side mining comparison: specs, per-algorithm benchmarks, efficiency and current profitability.
| Type | ASIC | ASIC | |
| Power | 1275 W | 3960 W | |
| Release | 2018-01 | 2025-06 | |
| Best opportunity |  SCPNetwork |  DOGENetwork | |
| Profit/day | $-2.42 | $-1.93 | |
| Score | 33/100 | 59/100 | |
| View details → | View details → |
Benchmarks by algorithm
Best available benchmark per device; efficiency = hashrate per watt.
| Algorithm | Antminer A3 (815Gh) | DG2 | |
|---|---|---|---|
| Blake (2b) | 815 GH/s1275 W · 639.2 MH/s/W | not supported | |
| Scrypt | not supported | 18 GH/s3960 W · 4.545 MH/s/W |