Bitmain Antminer S21e Hyd (332Th) vs NerdAxe
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer S21e Hyd (332Th) | Specification | NerdAxe |
|---|---|---|
| 332.0 TH/s | Hashrate | 500.0 GH/s |
| 5,644 W | Power Consumption | 12 W |
| 17.0 J/TH | Efficiency | 24.0 J/TH |
| 55 dB | Noise Level | 30 dB |
| 12.8 kg | Weight | 0.2 kg |
| 19,257 BTU/hr | BTU Output | 41 BTU/hr |
| 44/100 | Home Mining Score | 70/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| Bitmain | Manufacturer | D-Central |
Profitability Comparison
Bitmain Antminer S21e Hyd (332Th)
NerdAxe
Based on BTC price of $79,067 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Our scoring model gives the nod to the Bitmain Antminer S21e Hyd (332Th), which leads on 3 of 6 weighted factors (efficiency, hashrate, price-performance). The standout gap is 66300% more hashrate (332.0 vs 0.5 TH/s) in the Bitmain Antminer S21e Hyd (332Th)'s favour. The NerdAxe claws back ground on power consumption and home mining score and noise level. Cross-check the spec deltas and ROI table above against your own electricity rate before deciding.
Spec Deltas
Stripped to the numbers, this is how far apart the Bitmain Antminer S21e Hyd (332Th) and NerdAxe sit on each measurable spec:
- Bitmain Antminer S21e Hyd (332Th) 66300% more hashrate (332.0 vs 0.5 TH/s)
- NerdAxe 100% better power draw (5,644.0 vs 12.0 W)
- Bitmain Antminer S21e Hyd (332Th) 29% better efficiency (17.0 vs 24.0 J/TH)
- NerdAxe 45% better noise (55.0 vs 30.0 dB)
- NerdAxe 98% better weight (12.8 vs 0.2 kg)
- Bitmain Antminer S21e Hyd (332Th) 46984% more heat output (19,257.3 vs 40.9 BTU/hr)
- NerdAxe 59% more home mining score (44.0 vs 70.0)
Cost & ROI Over Time
Sticker price versus what the miner actually earns back: the table below projects cumulative net profit at a $0.10/kWh electricity rate.
| Bitmain Antminer S21e Hyd (332Th) | Metric | NerdAxe |
|---|---|---|
| $1,799 | Upfront cost (MSRP) | $69 |
| -$1.47 | Daily net profit | -$0.01 |
| -$2,334 | Net after 1 year | -$73 |
| -$2,869 | Net after 2 years | -$77 |
| -$3,404 | Net after 3 years | -$81 |
| Does not pay back at current rates (negative daily profit) | Payback period | Does not pay back at current rates (negative daily profit) |
Projections assume continuous operation, a flat $0.10/kWh rate, and no hardware degradation, pool fees, or BTC price change. Real-world ROI varies.
Best For...
Best for Profitability
TieBoth miners produce similar daily profit.
Best for Home Mining
NerdAxeScore: 70/100. 30 dB noise level.
Best for Efficiency
Bitmain Antminer S21e Hyd (332Th)17.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Which makes more money, the Bitmain Antminer S21e Hyd (332Th) or the NerdAxe?
At the current BTC price and a $0.10/kWh electricity rate, the NerdAxe is more profitable at $-0.01/day compared to $-1.47/day for the Bitmain Antminer S21e Hyd (332Th). Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Bitmain Antminer S21e Hyd (332Th) or NerdAxe?
The NerdAxe is quieter at 30 dB compared to the Bitmain Antminer S21e Hyd (332Th) at 55 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the Bitmain Antminer S21e Hyd (332Th) or NerdAxe?
The NerdAxe scores 70/100 on our Home Mining Score (vs 44/100 for the Bitmain Antminer S21e Hyd (332Th)). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
Bitmain Antminer S21e Hyd (332Th) vs NerdAxe: how much does the efficiency gap matter?
The Bitmain Antminer S21e Hyd (332Th) runs at 17.0 J/TH while the NerdAxe runs at 24.0 J/TH — a difference of 7.0 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 29% better efficiency (17.0 vs 24.0 J/TH).