Antminer KS7 (40Th) vs Antminer S19j (90Th)
Side-by-side mining comparison: specs, per-algorithm benchmarks, efficiency and current profitability.
| Type | ASIC | ASIC | |
| Power | 3080 W | 3250 W | |
| Release | 2025-05 | 2021-06 | |
| Best opportunity |  KASNetwork |  BTCNetwork | |
| Profit/day | $2.21 | $-2.57 | |
| Score | 72/100 | 54/100 | |
| View details → | View details → |
Benchmarks by algorithm
Best available benchmark per device; efficiency = hashrate per watt.
| Algorithm | Antminer KS7 (40Th) | Antminer S19j (90Th) | |
|---|---|---|---|
| KHeavyHash | 40 TH/s3080 W · 12.99 GH/s/W | not supported | |
| SHA-256 | not supported | 90 TH/s3250 W · 27.69 GH/s/W |