WhatsMiner M66 vs Antminer A3 (815Gh)
Side-by-side mining comparison: specs, per-algorithm benchmarks, efficiency and current profitability.
| Type | ASIC | ASIC | |
| Power | 5572 W | 1275 W | |
| Release | 2023-11 | 2018-01 | |
| Best opportunity |  BTCNetwork |  SCNetwork | |
| Profit/day | $0.78 | $-1.54 | |
| Score | 67/100 | 28/100 | |
| View details → | View details → |
Benchmarks by algorithm
Best available benchmark per device; efficiency = hashrate per watt.
| Algorithm | WhatsMiner M66 | Antminer A3 (815Gh) | |
|---|---|---|---|
| Blake (2b) | not supported | 815 GH/s1275 W · 639.2 MH/s/W | |
| SHA-256 | 280 TH/s5572 W · 50.25 GH/s/W | not supported |