Clearing cache takes "long time"
Yes, WAMP is not a good environment for Drupal 8. Use a different OS in a virtual machine. Either a Linux VM built from scratch or by a tool like Drupal VM, or a docker based tool like DDEV, Docksal, and Lando.

Which one to choose would be opinion based. Consider not only performance, but also that debugging is most effective, when the dev environment is as close to production as possible.