iBeLink K3 mini (3.5TH) vs Goldshell KD6
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| iBeLink K3 mini (3.5TH) | Specification | Goldshell KD6 |
|---|---|---|
| 3.5 TH/s | Hashrate | 29.2 TH/s |
| 170 W | Power Consumption | 2,630 W |
| 48.6 J/TH | Efficiency | 90.1 J/TH |
| 35 dB | Noise Level | — |
| 2.2 kg | Weight | 8,500.0 kg |
| 580 BTU/hr | BTU Output | 8,974 BTU/hr |
| 68/100 | Home Mining Score | 22/100 |
| — | Release Year | — |
| Blake2s | Algorithm | Blake2s |
| iBeLink | Manufacturer | Goldshell |
Profitability Comparison
iBeLink K3 mini (3.5TH)
Goldshell KD6
Based on BTC price of $78,257 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Weighing six performance factors, the iBeLink K3 mini (3.5TH) comes out ahead — it takes 4 of 5 (efficiency, power consumption, home mining score, noise level). The standout gap is 94% better power draw (170 vs 2,630 W) in the iBeLink K3 mini (3.5TH)'s favour. The Goldshell KD6 holds the edge in hashrate. Review the detailed specs and profitability calculations above to determine which miner best fits your specific setup.
Spec Deltas
Here is every spec where the iBeLink K3 mini (3.5TH) and Goldshell KD6 actually differ, with the gap quantified:
- Goldshell KD6 734% more hashrate (3.5 vs 29.2 TH/s)
- iBeLink K3 mini (3.5TH) 94% better power draw (170 vs 2,630 W)
- iBeLink K3 mini (3.5TH) 46% better efficiency (48.6 vs 90.1 J/TH)
- iBeLink K3 mini (3.5TH) 100% better weight (2.2 vs 8,500.0 kg)
- Goldshell KD6 1447% more heat output (580 vs 8,974 BTU/hr)
- iBeLink K3 mini (3.5TH) 209% more home mining score (68.0 vs 22.0)
Cost & ROI Over Time
A miner pays for itself in profit, not specs. These projections track upfront cost against one, two and three years of net earnings at $0.10/kWh.
| iBeLink K3 mini (3.5TH) | Metric | Goldshell KD6 |
|---|---|---|
| — | Upfront cost (MSRP) | $1,027 |
| -$0.28 | Daily net profit | -$5.26 |
| -$103 | Net after 1 year | -$2,947 |
| -$206 | Net after 2 years | -$4,867 |
| -$309 | Net after 3 years | -$6,787 |
| — | 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 (3.5TH)Score: 68/100. 35 dB noise level.
Best for Efficiency
iBeLink K3 mini (3.5TH)48.6 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
iBeLink K3 mini (3.5TH) vs Goldshell KD6: which one earns more per day?
At the current BTC price and a $0.10/kWh electricity rate, the iBeLink K3 mini (3.5TH) is more profitable at $-0.28/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.
iBeLink K3 mini (3.5TH) vs Goldshell KD6: which runs at a lower noise level?
The iBeLink K3 mini (3.5TH) is quieter at 35 dB compared to the Goldshell KD6 at 0 dB. For home mining, lower noise levels make a significant difference in livability.
iBeLink K3 mini (3.5TH) vs Goldshell KD6: which fits a residential setup better?
The iBeLink K3 mini (3.5TH) scores 68/100 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.
What is the efficiency difference between iBeLink K3 mini (3.5TH) and Goldshell KD6?
The iBeLink K3 mini (3.5TH) runs at 48.6 J/TH while the Goldshell KD6 runs at 90.1 J/TH — a difference of 41.5 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 46% better efficiency (48.6 vs 90.1 J/TH).