U2 vs Avalon Nano 3S
Side-by-side mining comparison: specs, per-algorithm benchmarks, efficiency and current profitability.
| Type | ASIC | ASIC | |
| Power | 1600 W | 140 W | |
| Release | 2018-09 | 2025-01 | |
| Best opportunity |  SCPNetwork |  BTCNetwork | |
| Profit/day | $-2.83 | $-0.02 | |
| Score | 33/100 | 63/100 | |
| View details → | View details → |
Benchmarks by algorithm
Best available benchmark per device; efficiency = hashrate per watt.
| Algorithm | U2 | Avalon Nano 3S | |
|---|---|---|---|
| Blake (2b) | 5.5 TH/s1600 W · 3.438 GH/s/W | not supported | |
| SHA-256 | not supported | 6 TH/s140 W · 42.86 GH/s/W |