Some distros have all the required dependencies already pre-installed i.e. POP!_OS.

I'm not too sure with AMD cards but try this:

   sudo dpkg -i --force-overwrite filename

Maybe the file got corrupted while downloading or transferring it to a storage device.

Also try asking 'e97':
   https://bitcointalk.org/index.php?action=profile;u=1259720
A possible similar issue was mentioned here:
   https://community.amd.com/t5/drivers-software/can-t-install-amdgpu-drivers-on-ubuntu-20-04-1-5-4-0-56-generic/td-p/426676