Apple released 10.8.3, the third major update to OS X Mountain Lion. To eliminate any potential issues, we generally recommend to update any supported systems using the standalone combo installer available from Apple.com, and not the built-in Software Update.
About 10.8.3
- OS X Build 12D78
- 12.3.0 Darwin kernel
- Updated NVIDIA graphics drivers
- New Kepler 6xx fully supported cards: GTX 650 Ti, GTX 660
- If you use customized or edited graphics kexts, it will be necessary to make the edits again using the new drivers as a base.
- New AMD 7xxx graphics drivers
- Initial Radeon HD 7xxx device support: 7750, 7870, 7950, 7970
- Full OpenGL and OpenCL working natively with GraphicsEnabler=No
- Chimera/Chameleon issues- for now use alternate bootloader, USB or MBR partition to boot
- AMD 7xxx cards are not recommended yet
- Updated audio drivers
- You will have to reinstall the Patched AppleHDA using MultiBeast before rebooting.
- If you use VoodooHDA, you will not need to make any modifications
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