GPU-Z is a lightweight utility designed to provide detailed information about your computer's graphics processing unit (GPU). It displays essential data such as the GPU model, memory size, clock speeds, and temperature, helping users monitor their graphics card's performance and health. The software is user-friendly and does not require installation, making it easy to run on any Windows system. GPU-Z also includes features like real-time monitoring and the ability to save information in a text file, making it a valuable tool for gamers and professionals who want to optimize their graphics performance.