I have found many helpful things in this thread.
i finally boot up mac os high sierra 10.13.6 installer successfully.
No graphics problem on installation screen.
But When i boot up from HDD i stuck at white screen.
My graphics card ati radeon hd 7850. it is working flawlessly in other machines.
i have attached my clover folder.
Any help is highly appreciated.
i hope @RehabMan can see this thread
WhateverGreen.kext dont work without Lilu.kext, reinstall normal WhateverGreen.kext + Lilu.kext.
-all folders in Kexts except 10.13, 10.14, Other
-VBoxHfs-64 or HFSPlus efi driver
Of Cours your video card has EFI BIOS and you boot hack in UEFI mode?