Do you mean
This webcam requires 1 GHz but my system is 890 MHz.
If so, I don't think you will get your camera working on that PC - its simply too slow to cope with the data generated by the webcam.
OnePlus 5T review: Hands-on
Illustrator Andrés Lozano on his improv line work, brazen use of colours & hand sketching
iPhone X review
Comment envoyer gratuitement des gros fichiers ?