Mac OS: Versions, builds included with Intel-based Macs

What version(s) of Mac OS X are included with Intel-based Macs?

Important: You cannot normally use a Mac OS version earlier than the one included with the computer.







Notes

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• "Some computers shipped with different Mac OS X versions at different times. When a computer was not bundled with a later version, a "-" appears in the "Later Mac OS included" column.
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• The build information is available in the About This Mac window.
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• Some Macs may include a slightly later build version (but same numbered version) of Mac OS X on the Install or Restore discs than was preinstalled on the computer.

Tags: Intel, OS X