PC Building Tools
Free calculators and tools to help you build the perfect PC. No guesswork, no compatibility surprises.
PC Builder
NEWBuild a complete PC with real-time compatibility checks. Socket matching, memory type verification, GPU clearance, and PSU sizing — all checked automatically.
PSU Wattage Calculator
NEWCalculate exactly how much power your PC needs. Accounts for transient power spikes from modern GPUs that cause shutdowns with undersized PSUs.
Bottleneck Calculator
Check if your CPU and GPU are well-matched. Find out which component limits performance at your target resolution.
Why Use PC Building Tools?
Building a PC involves matching dozens of specifications across multiple components. The wrong CPU socket, incompatible memory type, or undersized power supply can mean costly returns and delays.
Our tools check compatibility in real time using the same specifications that manufacturers publish, so you can confidently order parts knowing everything will work together.