PC Bottleneck Calculator

Quick CPU and GPU bottleneck estimate for gaming and creative work, with your detected specs and a link to the full calculator.

PC Bottleneck Calculator gives you a fast estimate of how well your CPU and graphics card are matched, right from your browser toolbar. What it does: Shows the CPU thread count and GPU name your browser reports for this computer Lets you pick your CPU class, GPU class, screen resolution (1080p, 1440p, 4K) and main use (gaming, streaming, video editing) Gives an estimated bottleneck percentage and tells you which part is likely holding the other back Links to the full calculator at abottleneckcalculator.com, where you can compare exact CPU and GPU models The estimate is a rough guide based on performance classes, not a benchmark. For exact models, use the full calculator. Privacy: the extension needs no special permissions, collects no data and sends nothing anywhere. Detected specs are read locally and shown only in the popup.