Use Windows Mixed Reality PC Check app
Windows Mixed Reality is a blend between Virtual Reality and the technology that powers HoloLens. It shields the user from the real world while delivering an immersive virtual world.
Does my PC support Windows Mixed Reality
Once you have downloaded the Windows Mixed Reality PC Check app from the Windows Store, open it. You will see a I agree button. Click on it and within a few seconds the app will tell you if your computer supports Windows Mixed Reality. The app will also make suggestions that you may carry out of you want to make your PC support Mixed Reality. You can download the Windows Mixed Reality PC Check app by visiting the Microsoft Store.
Windows Mixed Reality PC hardware compatibility
If you are looking for the hardware specs required then you will find them listed here on Microsoft.