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Bitaxe
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ASIC
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Sha256
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RELEASED FEB 2026
Bitaxe Gamma Duo 650 — ROI calculator
Profit /day
$-0.01
Income /day
$0.06
0.00000058 BTC/day
Cost $0.07 @ $0.1/kWh
Hashrate
1.3Th/s
Sha256
Power · Efficiency
30.0W
23.08 j/Th
Bitaxe Gamma Duo 650 loses up to $0.01 a day, best on Sha256 hashpower sale. Also available: mining Sha256 at 1.3 Th/s ($-0.02/day). Pulling 30 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 Bitaxe Gamma Duo 650
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 140.0%
Tap to switch · 7 sections ROI calculator 6/7
ROI calculator
ROI calculator for Bitaxe Gamma Duo 650
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 Bitaxe Gamma Duo 650
Is the Bitaxe Gamma Duo 650 profitable?
As of October 2026, the Bitaxe Gamma Duo 650 earns $-0.02/day mining Sha256 at an electricity cost of $0.1/kWh. At this electricity rate it is not profitable.
What is the payback period for the Bitaxe Gamma Duo 650?
Payback equals hardware cost divided by daily profit. The ROI calculator on this page projects payback months for the Bitaxe Gamma Duo 650 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 Bitaxe Gamma Duo 650?
Break-even electricity is the rate above which the Bitaxe Gamma Duo 650 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.
