●
AMD
·
CPU
·
RandomX
·
RELEASED JAN 2019
AMD CPU Ryzen 9 3900XT — ROI calculator
Profit /day
$0.35
Income /day
$0.60
0.00086883 XMR/day
Cost $0.25 @ $0.1/kWh
Hashrate
13.1Kh/s
RandomX
Power · Efficiency
105.0W
8015.27 j/Mh
AMD CPU Ryzen 9 3900XT makes up to $0.35 a day, best on RandomX hashpower sale. Also available: mining RandomX at 13.1 Kh/s ($0.28/day). Pulling 105 W from the wall — at $0.10/kWh, profitable at today's rates.
●
7 minutes ago
Similar miners ↓
Tap to switch · 7 sections ROI calculator 6/7
ROI calculator
ROI calculator for AMD CPU Ryzen 9 3900XT
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
profit 52.83%
cost 47.17%
Tap to switch · 7 sections ROI calculator 6/7
ROI calculator
ROI calculator for AMD CPU Ryzen 9 3900XT
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 AMD CPU Ryzen 9 3900XT
Is the AMD CPU Ryzen 9 3900XT profitable?
As of October 2026, the AMD CPU Ryzen 9 3900XT earns $0.28/day mining RandomX at an electricity cost of $0.1/kWh. Yes, it is currently profitable.
What is the payback period for the AMD CPU Ryzen 9 3900XT?
Payback equals hardware cost divided by daily profit. The ROI calculator on this page projects payback months for the AMD CPU Ryzen 9 3900XT 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 AMD CPU Ryzen 9 3900XT?
Break-even electricity is the rate above which the AMD CPU Ryzen 9 3900XT 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.
