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Nvidia
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GPU
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Octopus
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RELEASED JAN 2021
Nvidia CMP 90HX — ROI calculator
Profit /day
$-0.26
Illiquid: AE trades $67.00/day, so only about $2.01/day could be sold without moving the price.
Income /day
$0.51
5.16 CFX/day
Cost $0.77 @ $0.1/kWh
Hashrate
36Mh/s
Octopus
Power · Efficiency
320.0W
0.11 j/h
Nvidia CMP 90HX loses up to $0.26 a day, best on KAWPOW hashpower sale. Also available: mining Octopus at 36 Mh/s ($-0.49/day). Pulling 320 W from the wall — at $0.10/kWh, not quite breaking even at today's rates.
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9 minutes ago
Similar miners ↓
Tap to switch · 7 sections ROI calculator 6/7
ROI calculator
ROI calculator for Nvidia CMP 90HX
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 275.0%
Tap to switch · 7 sections ROI calculator 6/7
ROI calculator
ROI calculator for Nvidia CMP 90HX
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 CMP 90HX
Is the Nvidia CMP 90HX profitable?
As of October 2026, the Nvidia CMP 90HX earns $-0.49/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 CMP 90HX?
Payback equals hardware cost divided by daily profit. The ROI calculator on this page projects payback months for the Nvidia CMP 90HX 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 CMP 90HX?
Break-even electricity is the rate above which the Nvidia CMP 90HX 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.