thientruongdx Posted November 19, 2015 Share Posted November 19, 2015 I have successfully installed Mac OS X 10.10.5. Sound Apple HDA and full QE/CI But SpeedStep only 2 numbers I use HVT generator SSDT but error SMBIOS is to IMAC 12.1 Please help me CPU Sandy Xeon E3-1230 config.plist.zip DSDT.aml.zip Link to comment https://www.insanelymac.com/forum/topic/309476-10105-not-speedstep/ Share on other sites More sharing options...
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