Antminer X3 (220Kh) vs L21
Side-by-side mining comparison: specs, per-algorithm benchmarks, efficiency and current profitability.
| Type | ASIC | ASIC | |
| Power | 465 W | 950 W | |
| Release | 2018-05 | 2018-01 | |
| Best opportunity |  DOGENetwork | ||
| Profit/day | $-1.59 | ||
| Score | 49/100 | ||
| View details → | View details → |
Benchmarks by algorithm
Best available benchmark per device; efficiency = hashrate per watt.
| Algorithm | Antminer X3 (220Kh) | L21 | |
|---|---|---|---|
| CryptoNight | 220 kH/s465 W · 473.1 H/s/W | not supported | |
| Scrypt | not supported | 550 MH/s950 W · 578.9 kH/s/W |