Hi my friend @Moviemakergr    Im use this kexts and works like charm, very good performance...im edit with okrasit values...codes...   AMD MOD HS 1642MHZ 1000 RPM.zip  High Sierra 10.13.6 (17G65)   AMD10000Controller.kext - Mojave beta 1 mod.zip Mojave beta 1    Just modified / add only PP_PhmSoftPowerPlayTable on info.plist...       or Text mode: