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POWER UP. YOUR NEXT LEVEL AWAITS.
Cycle full-screen solid colours and gradients to spot dead or stuck pixels, backlight bleed, and colour banding. Ideal when unboxing a new monitor or laptop. Use a clean screen and view in a dark room for best results.
Enter full screen, then click or press the arrow keys to cycle patterns. Look closely for dots that stay the wrong colour (dead or stuck pixels) or uneven brightness. Press Esc to exit.
Runs entirely in your browser. Nothing is uploaded, and no account or sign-up is needed.
Browse gear that pairs perfectly with what you just tested.
See whether your CPU or GPU is holding you back.
Open tool PSU Wattage CalculatorFind the right power supply wattage for your build.
Open tool NewFPS EstimatorEstimate expected frame rates for a CPU + GPU combo.
Open tool Compatibility CheckerCheck that your parts work together before you buy.
Open tool