Bitmain Antminer K7 (63.5Th) vs Goldshell CK-BOX
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer K7 (63.5Th) | Specification | Goldshell CK-BOX |
|---|---|---|
| 63.5 TH/s | Taux de hachage | 1.1 TH/s |
| 3,080 W | Consommation électrique | 215 W |
| 48.5 J/TH | Efficiency | 204.8 J/TH |
| — | Niveau de bruit | 45 dB |
| — | Weight | 2.0 kg |
| 10,509 BTU/hr | BTU Output | 734 BTU/hr |
| 22/100 | Home Mining Score | 59/100 |
| — | Release Year | — |
| Eaglesong | Algorithme | Eaglesong |
| Bitmain | Manufacturer | Goldshell |
Profitability Comparison
Bitmain Antminer K7 (63.5Th)
Goldshell CK-BOX
Based on BTC price of $78,223 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Weighing six performance factors, the Bitmain Antminer K7 (63.5Th) comes out ahead — it takes 3 of 6 (efficacité, hashrate, rapport qualité-prix). The standout gap is 5948% more hashrate (63.5 vs 1.1 TH/s) in the Bitmain Antminer K7 (63.5Th)'s favour. The Goldshell CK-BOX claws back ground on consommation électrique and score de minage domestique and niveau sonore. The right pick still depends on your power cost and noise tolerance — the breakdowns above make that call concrete.
Spec Deltas
Here is every spec where the Bitmain Antminer K7 (63.5Th) and Goldshell CK-BOX actually differ, with the gap quantified:
- Bitmain Antminer K7 (63.5Th) 5948% more hashrate (63.5 vs 1.1 TH/s)
- Goldshell CK-BOX 93% better power draw (3,080 vs 215 W)
- Bitmain Antminer K7 (63.5Th) 76% better efficacité (48.5 vs 204.8 J/TH)
- Bitmain Antminer K7 (63.5Th) 1333% more heat output (10,509 vs 734 BTU/hr)
- Goldshell CK-BOX 168% more score de minage domestique (22.0 vs 59.0)
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.
| Bitmain Antminer K7 (63.5Th) | Metric | Goldshell CK-BOX |
|---|---|---|
| $1,860 | Upfront cost (MSRP) | $399 |
| -$5.11 | Daily net profit | -$0.48 |
| -$3,724 | Net after 1 year | -$574 |
| -$5,588 | Net after 2 years | -$748 |
| -$7,451 | Net after 3 years | -$923 |
| 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
Goldshell CK-BOXScore: 59/100. 45 dB noise level.
Best for Efficiency
Bitmain Antminer K7 (63.5Th)48.5 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Bitmain Antminer K7 (63.5Th) or Goldshell CK-BOX more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Goldshell CK-BOX is more profitable at $-0.48/day compared to $-5.11/day for the Bitmain Antminer K7 (63.5Th). Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Is the Bitmain Antminer K7 (63.5Th) or the Goldshell CK-BOX better for noise-sensitive spaces?
The Goldshell CK-BOX is quieter at 45 dB compared to the Bitmain Antminer K7 (63.5Th) at 0 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the Bitmain Antminer K7 (63.5Th) or Goldshell CK-BOX?
The Goldshell CK-BOX scores 59/100 on our Home Mining Score (vs 22/100 for the Bitmain Antminer K7 (63.5Th)). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
How far apart are the Bitmain Antminer K7 (63.5Th) and Goldshell CK-BOX on J/TH?
The Bitmain Antminer K7 (63.5Th) runs at 48.5 J/TH while the Goldshell CK-BOX runs at 204.8 J/TH — a difference of 156.3 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 76% better efficacité (48.5 vs 204.8 J/TH).