Antminer S21+ (235Th) vs DS19
Side-by-side mining comparison: specs, per-algorithm benchmarks, efficiency and current profitability.
| Type | ASIC | ASIC | |
| Power | 3877 W | 680 W | |
| Release | 2025-06 | 2018-08 | |
| Best opportunity |  BTCNetwork |  SCNetwork | |
| Profit/day | $2.14 | $0.34 | |
| Score | 70/100 | 51/100 | |
| View details → | View details → |
Benchmarks by algorithm
Best available benchmark per device; efficiency = hashrate per watt.
| Algorithm | Antminer S21+ (235Th) | DS19 | |
|---|---|---|---|
| Blake (14r) | not supported | 3.1 TH/s680 W · 4.559 GH/s/W | |
| Blake (2b) | not supported | 1.55 TH/s410 W · 3.78 GH/s/W | |
| SHA-256 | 235 TH/s3877 W · 60.61 GH/s/W | not supported |