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Bitmain
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ASIC
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Eaglesong
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RELEASED JAN 2023
Bitmain Antminer K7 (63.5Th) — ROI calculator
Profit /day
$-2.25
Income /day
$5.14
67.16 CKB/day
Cost $7.39 @ $0.1/kWh
Hashrate
63.5Th/s
Eaglesong
Power · Efficiency
3080.0W
0.05 j/Gh
Bitmain Antminer K7 (63.5Th) loses up to $2.25 a day, best on Eaglesong hashpower sale. Also available: mining Eaglesong at 63.5 Th/s ($-7.29/day). Pulling 3,080 W from the wall — at $0.10/kWh, not quite breaking even at today's rates.
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12 minutes ago
Similar miners ↓
Tap to switch · 7 sections ROI calculator 6/7
ROI calculator
ROI calculator for Bitmain Antminer K7 (63.5Th)
Model payback, electricity, and first-year return for this rig.
Hardware cost
$5,000
Electricity rate
$0.10/kWh
Runtime per day
24
Pool fee
2.0%
Difficulty growth /yr
+0%
Net profit /day
$0.00
after electricity & fees
Payback period
—
—
First-year return
$0
—
Projected cumulative profit
The line crosses $0 on the day you break even. Everything above is pure profit.
Monthly P&L · 3-year horizon
Capital cost is booked in month 1. Cumulative columns include the rig purchase, so Net goes positive at true breakeven.
| Month | Earned (mo) | Cost burned (mo) | Cumulative earned | Cumulative cost | Net | % ROI |
|---|
Profit vs cost
cost 7390.0%
Tap to switch · 7 sections ROI calculator 6/7
ROI calculator
ROI calculator for Bitmain Antminer K7 (63.5Th)
Model payback, electricity, and first-year return for this rig.
Hardware cost
$5,000
Electricity rate
$0.10/kWh
Runtime per day
24
Pool fee
2.0%
Difficulty growth /yr
+0%
Net profit /day
$0.00
after electricity & fees
Payback period
—
—
First-year return
$0
—
Projected cumulative profit
The line crosses $0 on the day you break even. Everything above is pure profit.
Monthly P&L · 3-year horizon
Capital cost is booked in month 1. Cumulative columns include the rig purchase, so Net goes positive at true breakeven.
| Month | Earned (mo) | Cost burned (mo) | Cumulative earned | Cumulative cost | Net | % ROI |
|---|
Frequently asked
About the Bitmain Antminer K7 (63.5Th)
Is the Bitmain Antminer K7 (63.5Th) profitable?
As of October 2026, the Bitmain Antminer K7 (63.5Th) earns $-7.29/day mining Eaglesong at an electricity cost of $0.1/kWh. At this electricity rate it is not profitable.
What is the payback period for the Bitmain Antminer K7 (63.5Th)?
Payback equals hardware cost divided by daily profit. The ROI calculator on this page projects payback months for the Bitmain Antminer K7 (63.5Th) at $0.1/kWh — adjust the electricity rate and the hardware cost to match your scenario. Most miners aim for 12–24 month payback on new hardware.
What's the break-even electricity rate for the Bitmain Antminer K7 (63.5Th)?
Break-even electricity is the rate above which the Bitmain Antminer K7 (63.5Th) stops being profitable. The calculator below derives it from the rig's revenue and power draw — anything below this rate yields positive daily profit, anything above turns the rig into a net loss.
