Antminer S21+ (235Th) vs RTX 3080Ti
Side-by-side mining comparison: specs, per-algorithm benchmarks, efficiency and current profitability.
| Type | ASIC | GPU | |
| Power | 3877 W | 278 W | |
| Release | 2025-06 | ||
| Best opportunity |  BTCNetwork |  FIRONetwork | |
| Profit/day | $2.83 | $0.32 | |
| Score | 72/100 | 73/100 | |
| View details → | View details → |
Benchmarks by algorithm
Best available benchmark per device; efficiency = hashrate per watt.
| Algorithm | Antminer S21+ (235Th) | RTX 3080Ti | |
|---|---|---|---|
| 0x10 | not supported | 31.8 MH/s329 W · 96.65 kH/s/W | |
| Abelhash | not supported | 116.8 MH/s269 W · 434 kH/s/W | |
| Argon2d250 | not supported | 1.86 MH/s279 W · 6.668 kH/s/W | |
| Argon2d4096 | not supported | 92.56 kH/s278 W · 332.9 H/s/W | |
| Astralhash | not supported | 34.29 MH/s260 W · 131.9 kH/s/W | |
| Autolykos2 | not supported | 242.2 MH/s197 W · 1.229 MH/s/W | |
| BCD | not supported | 28.58 MH/s294 W · 97.2 kH/s/W | |
| BeamHashII | not supported | 36.16 H/s271 W · 0.1334 H/s/W | |
| BeamHashIII | not supported | 54.5 H/s331 W · 0.1647 H/s/W | |
| Blake (14r) | not supported | 5.289 GH/s120 W · 44.07 MH/s/W | |
| Blake (2b) | not supported | 3.177 GH/s172 W · 18.47 MH/s/W | |
| Blake (2s) | not supported | 10.99 GH/s343 W · 32.04 MH/s/W | |
| BMW512 | not supported | 3.621 GH/s378 W · 9.58 MH/s/W | |
| C11 | not supported | 33.5 MH/s254 W · 131.9 kH/s/W | |
| Chukwa | not supported | 204.9 kH/s349 W · 587 H/s/W | |
| Chukwa2 | not supported | 72.96 kH/s349 W · 209.1 H/s/W | |
| CNReverseWaltz | not supported | 3.324 kH/s211 W · 15.75 H/s/W | |
| Cortex | not supported | 0.148 H/s348 W · 0.0004253 H/s/W | |
| cuckARoo29 | not supported | 10.93 H/s239 W · 0.04573 H/s/W | |
| Cuckaroo29b | not supported | 8.492 H/s326 W · 0.02605 H/s/W | |
| Cuckaroo29S | not supported | 8.089 H/s332 W · 0.02436 H/s/W | |
| cuckARood29 | not supported | 3.16 H/s280 W · 0.01129 H/s/W | |
| cuckARoom29 | not supported | 7.92 H/s324 W · 0.02444 H/s/W | |