On Windows, press Ctrl + Shift + Esc, open Task Manager, go to Performance, and select GPU
On Windows, press Win + X, choose Device Manager, expand Display adapters
On Windows, press Win + R, type dxdiag, press Enter, then open the Display tab
On Windows, open Settings, go to System, then Display, then Advanced display
On macOS, click the Apple menu, choose About This Mac, and check Graphics
On Linux, open a terminal and run lspci | grep -i vga
On Linux, open a terminal and run nvidia-smi if you use an NVIDIA card
Check the graphics card label on the physical card if you can open the computer
Check the computer or laptop manufacturer’s specs page for the model
Use a system information tool such as CPU-Z, Speccy, or GPU-Z