grub2-efi64: grub2-efi64 2.00 (UEFI Bootloader)  
grub2-efi64:  
grub2-efi64: This contains GRUB2 bootloader for booting UEFI systems. This 
grub2-efi64: only contains the grubx64-old.efi package, which you can rename to
grub2-efi64: bootx64.efi or grubx64.efi to get a fully functional bootloader.
grub2-efi64: 
grub2-efi64: The bootloader is signed with Fatdog64 key.
grub2-efi64: 
grub2-efi64: This is the old bootloader used in Fatdog 700 series.
grub2-efi64: 
grub2-efi64: 

