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Nvidia
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GPU
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Octopus
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RELEASED JAN 2020
NVIDIA RTX 3080 12GB — ROI calculator
Profit /day
$0.60
Income /day
$1.14
10.07 CFX/day
Cost $0.54 @ $0.1/kWh
Hashrate
70Mh/s
Octopus
Power · Efficiency
225.0W
0.31 j/h
NVIDIA RTX 3080 12GB makes up to $0.60 a day, best on NexaPoW hashpower sale. Also available: mining Octopus at 70 Mh/s ($-0.07/day). Pulling 225 W from the wall — at $0.10/kWh, profitable at today's rates.
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1 minute ago
Similar miners ↓
Tap to switch · 7 sections ROI calculator 6/7
ROI calculator
ROI calculator for NVIDIA RTX 3080 12GB
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 114.89%
Tap to switch · 7 sections ROI calculator 6/7
ROI calculator
ROI calculator for NVIDIA RTX 3080 12GB
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 NVIDIA RTX 3080 12GB
Is the NVIDIA RTX 3080 12GB profitable?
As of September 2026, the NVIDIA RTX 3080 12GB earns $-0.07/day mining Octopus at an electricity cost of $0.1/kWh. At this electricity rate it is not profitable.
What is the payback period for the NVIDIA RTX 3080 12GB?
Payback equals hardware cost divided by daily profit. The ROI calculator on this page projects payback months for the NVIDIA RTX 3080 12GB 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 NVIDIA RTX 3080 12GB?
Break-even electricity is the rate above which the NVIDIA RTX 3080 12GB 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.