iBeLink K3 mini (5TH) vs Goldshell KD6
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| iBeLink K3 mini (5TH) | Specification | Goldshell KD6 |
|---|---|---|
| 5.0 TH/s | Hashrate | 29.2 TH/s |
| 290 W | Power Consumption | 2,630 W |
| 58.0 J/TH | Efficiency | 90.1 J/TH |
| — | Noise Level | — |
| 2.2 kg | Weight | 8,500.0 kg |
| 990 BTU/hr | BTU Output | 8,974 BTU/hr |
| 31/100 | Home Mining Score | 22/100 |
| — | Release Year | — |
| Blake2s | Algorithm | Blake2s |
| iBeLink | Manufacturer | Goldshell |
Profitability Comparison
iBeLink K3 mini (5TH)
Goldshell KD6
Based on BTC price of $78,217 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Weighing six performance factors, the iBeLink K3 mini (5TH) comes out ahead — it takes 3 of 5 (efficiency, power consumption, home mining score). The standout gap is 89% better power draw (290 vs 2,630 W) in the iBeLink K3 mini (5TH)'s favour. The Goldshell KD6 claws back ground on hashrate and price-performance. 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 iBeLink K3 mini (5TH) and Goldshell KD6 sit on each measurable spec:
- Goldshell KD6 484% more hashrate (5.0 vs 29.2 TH/s)
- iBeLink K3 mini (5TH) 89% better power draw (290 vs 2,630 W)
- iBeLink K3 mini (5TH) 36% better efficiency (58.0 vs 90.1 J/TH)
- iBeLink K3 mini (5TH) 100% better weight (2.2 vs 8,500.0 kg)
- Goldshell KD6 807% more heat output (990 vs 8,974 BTU/hr)
- iBeLink K3 mini (5TH) 41% more home mining score (31.0 vs 22.0)
Cost & ROI Over Time
Hardware cost is only half the story — here is how each miner's upfront price plays out against cumulative profit at a $0.10/kWh rate.
| iBeLink K3 mini (5TH) | Metric | Goldshell KD6 |
|---|---|---|
| $288 | Upfront cost (MSRP) | $1,027 |
| -$0.52 | Daily net profit | -$5.26 |
| -$476 | Net after 1 year | -$2,947 |
| -$665 | Net after 2 years | -$4,868 |
| -$853 | Net after 3 years | -$6,788 |
| 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
iBeLink K3 mini (5TH)Score: 31/100. 0 dB noise level.
Best for Efficiency
iBeLink K3 mini (5TH)58.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the iBeLink K3 mini (5TH) or Goldshell KD6 more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the iBeLink K3 mini (5TH) is more profitable at $-0.52/day compared to $-5.26/day for the Goldshell KD6. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the iBeLink K3 mini (5TH) or Goldshell KD6?
Both miners have similar noise levels. Check the specs table above for exact decibel readings.
Which is better for home mining, the iBeLink K3 mini (5TH) or Goldshell KD6?
The iBeLink K3 mini (5TH) scores 31/100 on our Home Mining Score (vs 22/100 for the Goldshell KD6). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
How far apart are the iBeLink K3 mini (5TH) and Goldshell KD6 on J/TH?
The iBeLink K3 mini (5TH) runs at 58.0 J/TH while the Goldshell KD6 runs at 90.1 J/TH — a difference of 32.1 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 36% better efficiency (58.0 vs 90.1 J/TH).