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Nvidia
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GPU
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Octopus
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RELEASED JAN 2021
Nvidia GeForce RTX 3080 LHR — ROI calculator
Profit /day
$-0.10
Income /day
$0.66
14.45 CFX/day
Cost $0.76 @ $0.1/kWh
Hashrate
75.96Mh/s
Octopus
Power · Efficiency
318.0W
4.19 j/Mh
Nvidia GeForce RTX 3080 LHR loses up to $0.10 a day, best on Octopus mining at 75.96 Mh/s. Also available: Octopus hashpower sale ($-0.13/day). Pulling 318 W from the wall — at $0.10/kWh, not quite breaking even at today's rates.
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3 minutes ago
Similar miners ↓
Tap to switch · 7 sections ROI calculator 6/7
ROI calculator
ROI calculator for Nvidia GeForce RTX 3080 LHR
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 115.15%
Tap to switch · 7 sections ROI calculator 6/7
ROI calculator
ROI calculator for Nvidia GeForce RTX 3080 LHR
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 GeForce RTX 3080 LHR
Is the Nvidia GeForce RTX 3080 LHR profitable?
As of October 2026, the Nvidia GeForce RTX 3080 LHR earns $-0.10/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 GeForce RTX 3080 LHR?
Payback equals hardware cost divided by daily profit. The ROI calculator on this page projects payback months for the Nvidia GeForce RTX 3080 LHR 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 GeForce RTX 3080 LHR?
Break-even electricity is the rate above which the Nvidia GeForce RTX 3080 LHR 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.