I don’t know what will happen next, but at the moment it’s impossible to mine bitcoin on video cards. Another cryptocurrency, yes, but not bitcoin. If you still decide to mine bitcoin, then you need powerful equipment. Which has a lot of computing power. I advise you to read the specifications of whatsminer m30s 100t
https://minery.io/hardware-store/whatsminer-m30s-100t/ . This machine is designed specifically for mining coins based on the SHA-256 algorithm. The equipment is affordable and productive.
