Example Data Table
| Rig Type |
GPUs |
Hash Per GPU |
Power Per GPU |
Coin Price |
Pool Fee |
| Starter Rig |
2 |
35 MH/s |
115 W |
$0.12 |
1% |
| Balanced Rig |
6 |
60 MH/s |
140 W |
$0.20 |
1% |
| Large Rig |
12 |
95 MH/s |
210 W |
$0.35 |
1.5% |
Formula Used
Total hash rate = GPU count × hash rate per GPU
Effective hash rate = total hash rate × uptime percent
Gross coins per day = effective hash rate × 86400 × block reward ÷ network difficulty ÷ 232
Net coins per day = gross coins × accepted share factor × pool fee factor × miner fee factor
Daily energy cost = total watts ÷ 1000 × 24 × electricity rate
Daily profit = net coins × coin price − daily energy cost
ROI days = hardware cost ÷ daily profit
How to Use This Calculator
- Enter the coin name and your preferred currency symbol.
- Add the number of GPUs in your mining rig.
- Enter hash rate per GPU and choose the correct unit.
- Add GPU power, extra rig power, and electricity rate.
- Enter pool fee, miner fee, rejected shares, and uptime.
- Add coin price, block reward, network difficulty, and hardware cost.
- Press the calculate button to view revenue, cost, profit, and ROI.
- Use the CSV or PDF button to save the result.
What Is a GPU Mining Calculator?
A GPU mining calculator estimates possible mining income before you run a rig. It connects hash rate, coin price, network difficulty, reward size, energy use, and fees. The goal is simple. You can see whether a setup may earn more than it costs. This tool is useful for miners who compare cards, tune power limits, or test a new coin. It does not guarantee profit. Mining conditions change often. Difficulty can rise. Coin price can fall. Hardware can also lose value.
Why Hash Rate Matters
Hash rate shows how many guesses your GPUs can make each second. A higher hash rate gives a larger share of expected rewards. The calculator multiplies hash rate per GPU by the number of cards. It then adjusts the value for uptime. This gives an effective total speed. Use the real speed reported by your mining software. Factory claims can be different from live results.
Power Cost and Fees
Power cost is often the largest expense. The calculator adds GPU watts and extra rig watts. It converts watts into kilowatts, then multiplies by hours and electricity rate. Pool fees and miner fees reduce earned coins. Small fees can matter over a full month. Hardware cost is also included for break-even checks. A rig with high revenue may still take a long time to recover its purchase cost.
Reading the Results
Daily revenue is the coin value after fees. Daily electricity cost is the energy bill estimate. Daily profit is revenue minus power cost. Monthly and yearly values are projections based on the same daily result. ROI days show how long profit may need to repay hardware. If profit is zero or negative, ROI is not available. Break-even coin price shows the price needed to cover daily power cost.
Using Safer Assumptions
Always test more than one scenario. Try lower coin prices, higher difficulty, and lower uptime. Add a safety margin for downtime, heat, maintenance, and rejected shares. Mining is risky. A calculator helps with planning, but it cannot remove market risk. Keep records each week. Compare real payouts with estimates. Update inputs when hardware, fees, price, or network conditions change.
This habit improves decisions and protects your operating budget.
FAQs
1. What does this GPU mining calculator estimate?
It estimates daily coins, revenue, power cost, profit, monthly profit, yearly profit, break-even coin price, and ROI days using your rig, coin, difficulty, and fee inputs.
2. Is the mining profit result guaranteed?
No. Mining profit can change quickly. Coin price, network difficulty, rejected shares, pool luck, hardware failure, and electricity changes can make real income different from the estimate.
3. Which hash rate should I enter?
Enter the stable hash rate shown by your mining software. Do not rely only on advertised card speed. Actual speed depends on settings, memory, temperature, drivers, and mining algorithm.
4. Why is uptime included?
Uptime accounts for downtime, restarts, pool issues, power cuts, and maintenance. A rig rarely mines every second of every day, so uptime gives a more realistic result.
5. What is rejected shares percent?
Rejected shares are submitted shares that the pool does not accept. They reduce paid rewards. High rejection can come from poor connection, wrong settings, or unstable overclocking.
6. How does electricity affect mining profit?
Electricity is a major mining cost. The calculator converts rig watts into daily kWh, then multiplies by your electricity rate. Higher rates can remove profit.
7. What does break-even coin price mean?
Break-even coin price is the coin price needed to cover daily power cost. It does not include hardware recovery, taxes, cooling, repairs, or other business costs.
8. Why can ROI show not available?
ROI is not available when daily profit is zero or negative. In that case, the rig is not recovering hardware cost under the entered assumptions.