GPU Checker
Check your GPU, refresh rate, resolution, and FPS in your browser.
All GPU Checker Tools
Choose a tool below â every test runs free in your browser.
GPU Monitor
Live monitor GPU info, vendor, and renderer in browser.
Try Now âRefresh Rate Checker
Detect your monitor's true refresh rate (Hz).
Try Now âResolution Checker
Check screen resolution, DPR, and viewport size.
Try Now âFPS Tester
Measure browser frame rate and rendering performance.
Try Now âAbout the GPU Checker Suite
This collection of gpu checker tools is designed to help you diagnose, test, and optimize your gaming hardware without installing any software. Each tool focuses on a single, specific task so you get fast, focused results.
How to Use These Tools
Pick a tool from the grid above. Most tools start automatically as soon as the page loads â just follow the on-screen instructions. Results stay in your browser; nothing is uploaded.
Compatibility
All tools work in modern versions of Chrome, Edge, Firefox, Safari, and Opera. Some hardware-specific tools (like the Gamepad Tester) require a connected device. Mobile browsers are supported where relevant.