Calculate your effective speed and electricity costs based on benchmark data.
Step 1: Benchmark Data
From your mining log or benchmark tool
Step 2: Power & Efficiency (Crucial for Laptops)
Check your power brick or GPU TDP
Raw Hash Rate:0 H/s
Kilohashes (kH/s):0 kH/s
Megahashes (MH/s):0 MH/s
Daily Power Consumption:0 kWh
Estimated Electricity Cost (Daily):$0.00
Estimated Electricity Cost (Monthly):$0.00
function calculateLaptopHash() {
// Get Inputs
var hashesInput = document.getElementById("totalHashes").value;
var timeInput = document.getElementById("timeSeconds").value;
var wattsInput = document.getElementById("powerWatts").value;
var costInput = document.getElementById("elecCost").value;
// Validation
if (!hashesInput || !timeInput || parseFloat(timeInput) === 0) {
alert("Please enter valid Total Hashes and Time values.");
return;
}
var hashes = parseFloat(hashesInput);
var seconds = parseFloat(timeInput);
var watts = wattsInput ? parseFloat(wattsInput) : 0;
var costPerKwh = costInput ? parseFloat(costInput) : 0;
// 1. Calculate Raw Speed
var hashesPerSecond = hashes / seconds;
// 2. Convert Units
var kHs = hashesPerSecond / 1000;
var mHs = hashesPerSecond / 1000000;
// 3. Calculate Power Costs
// kW used continuously = watts / 1000
// Daily kWh = (watts / 1000) * 24
var dailyKwh = (watts / 1000) * 24;
var dailyCost = dailyKwh * costPerKwh;
var monthlyCost = dailyCost * 30;
// Update UI
document.getElementById("resRawHs").innerText = hashesPerSecond.toFixed(2) + " H/s";
document.getElementById("resKhs").innerText = kHs.toFixed(3) + " kH/s";
document.getElementById("resMhs").innerText = mHs.toFixed(4) + " MH/s";
document.getElementById("resDailyKwh").innerText = dailyKwh.toFixed(3) + " kWh";
document.getElementById("resDailyCost").innerText = "$" + dailyCost.toFixed(2);
document.getElementById("resMonthlyCost").innerText = "$" + monthlyCost.toFixed(2);
// Show Results
document.getElementById("resultsArea").style.display = "block";
}
How to Calculate the Hash Rate of My Laptop
Understanding the mining capabilities of your laptop starts with calculating its Hash Rate. Unlike desktop mining rigs with dedicated cooling and power supplies, laptops operate under strict thermal and power constraints. This guide and calculator will help you determine your laptop's performance and the associated costs of running it.
What is Hash Rate?
Hash rate is the measure of your laptop's computational power when mining cryptocurrency. It represents the number of calculations (hashes) your hardware can perform per second. The higher the hash rate, the more likely you are to solve a block or submit shares to a mining pool, resulting in higher earnings.
H/s (Hashes per second): The base unit.
kH/s (Kilohashes per second): 1,000 hashes per second (Common for CPU mining like Monero).
MH/s (Megahashes per second): 1,000,000 hashes per second (Common for GPU mining like Ethereum Classic or Ravencoin).
How to Calculate Your Laptop's Hash Rate Manually
While mining software usually displays this number, you might want to calculate it manually from a benchmark test or verify the software's report. The formula is straightforward:
Formula: Hash Rate = Total Hashes Computed / Time in Seconds
For example, if your laptop computed 50,000,000 hashes in a benchmark that lasted 60 seconds:
This is the number one enemy of laptop mining. As your CPU or GPU heats up, the system intentionally slows down the clock speed (MHz) to prevent damage. This means your calculated hash rate at minute 1 might be significantly higher than your hash rate at minute 60. Always test for at least 10-15 minutes to get a stable average.
2. Power Consumption (TDP)
Laptops have strict power limits. A desktop RTX 3060 might draw 170W, but a laptop version might be capped at 80W or 95W. This directly impacts the hash rate. Use the calculator above to input your specific wattage to see how much electricity costs cut into your potential profits.
3. Memory Type
For algorithms like Ethash (used by many coins), the speed of your video memory (VRAM) matters more than the core clock speed. Laptops with integrated graphics share system memory, resulting in very low hash rates. Laptops with dedicated GPUs (NVIDIA/AMD) with GDDR6 memory will perform significantly better.
Is it Safe to Mine on a Laptop?
Generally, prolonged mining on a laptop is not recommended unless you have advanced cooling solutions. The constant heat degrades battery life significantly and can shorten the lifespan of the motherboard components. If you do calculate your hash rate and decide to mine, ensure you remove the battery (if possible) and use a cooling pad.