Bitmain Antminer K7 (63.5Th) vs Goldshell CK Box II
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer K7 (63.5Th) | Specification | Goldshell CK Box II |
|---|---|---|
| 63.5 TH/s | Hashrate | 2.1 TH/s |
| 3,080 W | Power Consumption | 400 W |
| 48.5 J/TH | Efficiency | 190.5 J/TH |
| — | Noise Level | — |
| — | Weight | 3.0 kg |
| 10,509 BTU/hr | BTU Output | 1,365 BTU/hr |
| 22/100 | Home Mining Score | 34/100 |
| — | Release Year | — |
| Eaglesong | Algorithm | Eaglesong |
| Bitmain | Manufacturer | Goldshell |
Profitability Comparison
Bitmain Antminer K7 (63.5Th)
Goldshell CK Box II
Based on BTC price of $73,977 and current network difficulty as of Mar 16, 2026. Actual results vary.
Verdict
Based on specs, the Bitmain Antminer K7 (63.5Th) offers 75% better efficiency at 48.5 J/TH compared to the Goldshell CK Box II at 190.5 J/TH. This directly impacts daily operating costs and long-term profitability.
Best For...
Best for Profitability
TieBoth miners produce similar daily profit.
Best for Home Mining
Goldshell CK Box IIScore: 34/100. 0 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 II more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Goldshell CK Box II is more profitable at $-0.89/day compared to $-5.36/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.
Which is quieter, the Bitmain Antminer K7 (63.5Th) or Goldshell CK Box II?
Both miners have similar noise levels. Check the specs table above for exact decibel readings.
Which is better for home mining, the Bitmain Antminer K7 (63.5Th) or Goldshell CK Box II?
The Goldshell CK Box II scores 34/100 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.
What is the efficiency difference between Bitmain Antminer K7 (63.5Th) and Goldshell CK Box II?
The Bitmain Antminer K7 (63.5Th) runs at 48.5 J/TH while the Goldshell CK Box II runs at 190.5 J/TH — a difference of 142.0 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.