Goldshell CK5 vs Bitmain CK6-SE
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Goldshell CK5 | Specification | Bitmain CK6-SE |
|---|---|---|
| 12.0 TH/s | Hashrate | 17.0 TH/s |
| 2,400 W | Power Consumption | 3,300 W |
| 200.0 J/TH | Efficiency | 194.1 J/TH |
| — | Noise Level | 80 dB |
| 8,500.0 kg | Weight | 11.5 kg |
| 8,189 BTU/hr | BTU Output | 11,260 BTU/hr |
| 26/100 | Home Mining Score | 29/100 |
| — | Release Year | — |
| Eaglesong | Algorithm | Eaglesong |
| Goldshell | Manufacturer | Bitmain |
Profitability Comparison
Goldshell CK5
Bitmain CK6-SE
Based on BTC price of $78,257 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Our scoring model gives the nod to the Bitmain CK6-SE, which leads on 4 of 5 weighted factors (efficiency, hashrate, home mining score, noise level). Its biggest concrete edge: 42% more hashrate (12.0 vs 17.0 TH/s). The Goldshell CK5 holds the edge in power consumption. Cross-check the spec deltas and ROI table above against your own electricity rate before deciding.
Spec Deltas
The Goldshell CK5 and Bitmain CK6-SE diverge on the metrics below — each gap expressed as a real percentage, not a vague "better":
- Bitmain CK6-SE 42% more hashrate (12.0 vs 17.0 TH/s)
- Goldshell CK5 27% better power draw (2,400 vs 3,300 W)
- Bitmain CK6-SE 3% better efficiency (200 vs 194 J/TH)
- Bitmain CK6-SE 100% better weight (8,500.0 vs 11.5 kg)
- Bitmain CK6-SE 38% more heat output (8,189 vs 11,260 BTU/hr)
- Bitmain CK6-SE 12% more home mining score (26.0 vs 29.0)
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.
| Goldshell CK5 | Metric | Bitmain CK6-SE |
|---|---|---|
| $998 | Upfront cost (MSRP) | — |
| -$5.33 | Daily net profit | -$7.31 |
| -$2,943 | Net after 1 year | -$2,667 |
| -$4,887 | Net after 2 years | -$5,335 |
| -$6,832 | Net after 3 years | -$8,002 |
| Does not pay back at current rates (negative daily profit) | Payback period | — |
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
Bitmain CK6-SEScore: 29/100. 80 dB noise level.
Best for Efficiency
Bitmain CK6-SE194.1 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Goldshell CK5 or Bitmain CK6-SE more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Goldshell CK5 is more profitable at $-5.33/day compared to $-7.31/day for the Bitmain CK6-SE. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Goldshell CK5 or Bitmain CK6-SE?
The Bitmain CK6-SE is quieter at 80 dB compared to the Goldshell CK5 at 0 dB. For home mining, lower noise levels make a significant difference in livability.
Goldshell CK5 vs Bitmain CK6-SE: which fits a residential setup better?
The Bitmain CK6-SE scores 29/100 on our Home Mining Score (vs 26/100 for the Goldshell CK5). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
Goldshell CK5 vs Bitmain CK6-SE: how much does the efficiency gap matter?
The Goldshell CK5 runs at 200.0 J/TH while the Bitmain CK6-SE runs at 194.1 J/TH — a difference of 5.9 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 3% better efficiency (200 vs 194 J/TH).