S19j vs Antminer KS7 (40Th)
Side-by-side mining comparison: specs, per-algorithm benchmarks, efficiency and current profitability.
| Type | ASIC | ASIC | |
| Power | 3100 W | 3080 W | |
| Release | 2021-01 | 2025-05 | |
| Best opportunity |  BTCNetwork |  KASNetwork | |
| Profit/day | $-2.18 | $4.68 | |
| Score | 56/100 | 76/100 | |
| View details → | View details → |
Benchmarks by algorithm
Best available benchmark per device; efficiency = hashrate per watt.
| Algorithm | S19j | Antminer KS7 (40Th) | |
|---|---|---|---|
| KHeavyHash | not supported | 40 TH/s3080 W · 12.99 GH/s/W | |
| SHA-256 | 90 TH/s3100 W · 29.03 GH/s/W | not supported |