This calculator helps estimate the current market value of a used PC based on its components. Enter the specifications below.
SSD
NVMe SSD
HDD
Estimated PC Value:
$0.00
This is an estimation. Actual value may vary based on market demand, condition, and specific model variations.
Understanding PC Value Calculation
Determining the value of a used PC involves assessing the worth of its individual components, factoring in their age, condition, and current market prices. This calculator provides an approximate value by considering key hardware specifications. It's important to note that this is a guide, and the final selling price can be influenced by many other factors.
Key Components and Their Impact:
CPU (Central Processing Unit): The "brain" of the computer. Higher-end, newer CPUs significantly increase value.
GPU (Graphics Processing Unit): Crucial for gaming and demanding visual tasks. A powerful GPU is often the most valuable single component.
RAM (Random Access Memory): Affects multitasking capabilities. More RAM and higher speeds generally mean higher value.
Storage: Type (NVMe SSD > SSD > HDD) and capacity are key. Faster, larger storage increases desirability.
Motherboard: While less impactful than CPU/GPU, a feature-rich or high-end motherboard adds some value.
PSU (Power Supply Unit): Wattage and efficiency rating contribute to the overall build quality and stability.
Case: Aesthetics and build quality matter, especially for systems designed to look good.
Age: Depreciation is a major factor. Older components are worth less due to wear and becoming obsolete.
The Calculation Logic (Simplified):
Our calculator uses a base value for each component type and adjusts it based on model tiers (high-end, mid-range, budget), capacity, and age.
Component Base Values: Each major component (CPU, GPU, RAM, Storage) is assigned a base value derived from general market data for entry-level versions.
Tier Multipliers: Based on keywords in the CPU and GPU names (e.g., "i9", "RTX 4090" vs. "i3", "GTX 1650"), multipliers are applied to estimate their relative performance and market desirability.
Storage Type & Size: NVMe SSDs are valued highest, followed by SATA SSDs, then HDDs. Value scales with capacity.
RAM Value: Scales with GB amount and assumes DDR4/DDR5 standards for moderately recent builds.
Age Depreciation: A depreciation factor is applied based on the age of the PC. Older PCs lose value more rapidly. The formula roughly follows: Depreciated Value = (Sum of Component Values) * (1 - (Age * DepreciationRate)). The DepreciationRate is higher for the first few years and then tapers off.
Bundling Effect: A slight bonus may be added for systems with well-matched components, reflecting the convenience of a pre-built system.
Disclaimer: This calculator is for informational purposes only. Prices fluctuate significantly based on brand, specific model, condition, market demand, and the presence of peripherals or software. Always research individual component prices on current marketplaces for the most accurate valuation.
function calculatePCValue() {
var cpuInput = document.getElementById("cpu").value.toLowerCase();
var gpuInput = document.getElementById("gpu").value.toLowerCase();
var ramInput = parseFloat(document.getElementById("ram").value);
var storageType = document.getElementById("storageType").value;
var storageSizeInput = parseFloat(document.getElementById("storageSize").value);
var motherboardInput = document.getElementById("motherboard").value.toLowerCase();
var psuWattageInput = parseFloat(document.getElementById("psuWattage").value);
var caseInput = document.getElementById("case").value.toLowerCase();
var ageInput = parseFloat(document.getElementById("age").value);
var baseValue = 0;
var cpuValue = 0;
var gpuValue = 0;
var ramValue = 0;
var storageValue = 0;
var otherComponentsValue = 0;
var depreciationFactor = 1;
// — Component Value Estimation —
// CPU Estimation (Simplified Tiering)
if (cpuInput.includes("i9") || cpuInput.includes("ryzen 9")) cpuValue = 350;
else if (cpuInput.includes("i7") || cpuInput.includes("ryzen 7")) cpuValue = 250;
else if (cpuInput.includes("i5") || cpuInput.includes("ryzen 5")) cpuValue = 150;
else if (cpuInput.includes("i3") || cpuInput.includes("ryzen 3")) cpuValue = 80;
else if (cpuInput.includes("pentium") || cpuInput.includes("celeron")) cpuValue = 40;
else cpuValue = 100; // Default for unknown
// GPU Estimation (Simplified Tiering)
if (gpuInput.includes("rtx 4090") || gpuInput.includes("rx 7900xtx")) gpuValue = 1500;
else if (gpuInput.includes("rtx 4080") || gpuInput.includes("rx 7900xt")) gpuValue = 1000;
else if (gpuInput.includes("rtx 4070") || gpuInput.includes("rx 6800xt")) gpuValue = 700;
else if (gpuInput.includes("rtx 3080") || gpuInput.includes("rx 6800")) gpuValue = 500;
else if (gpuInput.includes("rtx 3070") || gpuInput.includes("rx 6700xt")) gpuValue = 400;
else if (gpuInput.includes("rtx 3060") || gpuInput.includes("rx 6600xt")) gpuValue = 300;
else if (gpuInput.includes("rtx 2070") || gpuInput.includes("gtx 1660 super")) gpuValue = 250;
else if (gpuInput.includes("gtx 1660") || gpuInput.includes("rx 580")) gpuValue = 150;
else if (gpuInput.includes("gtx 1060")) gpuValue = 100;
else if (gpuInput.includes("integrated") || gpuInput.includes("uhd")) gpuValue = 50; // Integrated graphics
else gpuValue = 200; // Default for unknown
// RAM Value
if (!isNaN(ramInput) && ramInput > 0) {
ramValue = ramInput * 5; // ~$5 per GB as a baseline
if (ramInput >= 32) ramValue += 50; // Bonus for higher amounts
}
// Storage Value
if (!isNaN(storageSizeInput) && storageSizeInput > 0) {
var pricePerGB = 0;
if (storageType === "nvme") pricePerGB = 0.15;
else if (storageType === "ssd") pricePerGB = 0.10;
else if (storageType === "hdd") pricePerGB = 0.05;
storageValue = storageSizeInput * pricePerGB;
if (storageType === "nvme") storageValue += 30; // NVMe premium
else if (storageType === "ssd") storageValue += 15; // SSD premium
}
// Other Components (Simplified contribution)
var psuValue = 0;
if (!isNaN(psuWattageInput) && psuWattageInput >= 500) psuValue = 70;
else if (!isNaN(psuWattageInput)) psuValue = 40;
else psuValue = 50;
var moboValue = 50; // Base for motherboard
if (motherboardInput.includes("gaming") || motherboardInput.includes("rog") || motherboardInput.includes("aorus") || motherboardInput.includes("z") || motherboardInput.includes("x570") || motherboardInput.includes("b550")) moboValue = 100;
else if (motherboardInput.includes("pro") || motherboardInput.includes("prime")) moboValue = 70;
var caseValue = 40; // Base for case
if (caseInput.includes("phanteks") || caseInput.includes("lian li") || caseInput.includes("meshify") || caseInput.includes("h710") || caseInput.includes("nzxt elite")) caseValue = 90;
else if (caseInput.includes("h510") || caseInput.includes("spec") || caseInput.includes("p300")) caseValue = 60;
otherComponentsValue = psuValue + moboValue + caseValue;
// Total raw value before depreciation
var totalRawValue = cpuValue + gpuValue + ramValue + storageValue + otherComponentsValue;
// — Depreciation —
if (!isNaN(ageInput) && ageInput > 0) {
// Example depreciation: 15% year 1, 10% year 2, 7% year 3+, tapering off
var depreciationRate = 0.15; // Initial rate
if (ageInput > 1) depreciationRate = 0.15 + (ageInput – 1) * 0.08; // Linear increase for simplicity in this example
if (depreciationRate > 0.7) depreciationRate = 0.7; // Cap depreciation
depreciationFactor = 1 – depreciationRate * ageInput;
if (depreciationRate * ageInput > 0.85) depreciationFactor = 0.15; // Minimum value
}
var finalValue = totalRawValue * depreciationFactor;
// Ensure minimum value and handle potential negative results
if (finalValue < 50) { // Minimum value for any functional PC
finalValue = 50;
}
if (isNaN(finalValue) || finalValue <= 0) {
finalValue = 0;
}
// — Display Result —
document.getElementById("result-value").innerText = "$" + finalValue.toFixed(2);
}