AvalonMiner 921 vs WhatsMiner M78S
Side-by-side mining comparison: specs, per-algorithm benchmarks, efficiency and current profitability.
| Type | ASIC | ASIC | |
| Power | 1700 W | 6550 W | |
| Release | 2018-09 | 2025-12 | |
| Best opportunity |  BTCNetwork | BTCNetwork | |
| Profit/day | $-2.43 | $7.17 | |
| Score | 49/100 | 74/100 | |
| View details → | View details → |
Benchmarks by algorithm
Best available benchmark per device; efficiency = hashrate per watt.
| Algorithm | AvalonMiner 921 | WhatsMiner M78S | |
|---|---|---|---|
| SHA-256 | 20 TH/s1700 W · 11.76 GH/s/W | 472 TH/s6550 W · 72.06 GH/s/W |