GPU PC Bottleneck Calculator is a fast, user-friendly tool that analyzes your PC’s components and reveals where performance is being limited. Select your CPU, GPU, RAM, storage, resolution, and usage scenario — gaming, editing, or general use — and get a clear bottleneck percentage. It explains whether your system is CPU‑ or GPU‑bound and gives upgrade suggestions tailored to your needs. Lightweight and privacy‑friendly, it needs no registration and works instantly. Use it to avoid mismatched upgrades and build a balanced system that delivers smooth performance.