3D acceleration via VirtualBox not possible anymore.
As "https://sourceforge.net/projects/android-x86/reviews/#:~:text=All-,beedellrokejuli,-Posted%202022-08" describes and "https://superuser.com/a/1587951/904401" confirms, utilization of actual hardware for graphical acceleration is impossible because the drivers that are compatible with Android-x86 when utilized via VirtualBox do not support such interaction with actual hardware anymore.
As "https://sourceforge.net/projects/android-x86/reviews/#:~:text=All-,beedellrokejuli,-Posted%202022-08" describes and "https://superuser.com/a/1587951/904401" confirms, utilization of actual hardware for graphical acceleration is impossible because the drivers that are compatible with Android-x86 when utilized via VirtualBox do not support such interaction with actual hardware anymore.