Check the status and configuration of your Mac device by running a scan with the application showing the particulars of the systems such as whether you have a 32-bit or a 64-bit processor, what kind of EFI, etc. It also displays how the MacOS X Kernel is set to boot.
32- or 64-bit Kernel Startup Mode Selector... Mac OS X 10.6 Snow Leopard is 64-bit - or is it?
Well, actually Mac OS X 10.6 Snow Leopard is both 32-bit and 64-bit, and what that means for you depends on both your hardware and your settings.
I put up an accompanying website which should answer most of your questionshere.
What does this app do?
- it shows whether you have a 32-bit or a 64-bit processor
- it shows whether you have a 32-bit or a 64-bit EFI
- it shows whether the MacOS X Kernel is set to boot in 32-bit or in 64-bit mode
- it shows whether the MacOS X Kernel is running in 32-bit or in 64-bit mode
- it shows whether Apple officially supports booting a 64-bit kernel on your Mac
- it allows you to select whether you want to start the MacOS X Kernel in 32-bit or in 64-bit mode (the setting might be ignored on MacBooks, depending on how Apple implements the restriction)
- accompanying webpage explains what the whole commotion about 32-bit and 64-bit in MacOS X Snow Leopard is about
Requirements:
To check your configuration:
- Intel Mac
- Mac OS X 10.4 Tiger or higher
To set the kernel's startup mode:
- Intel Mac
- Mac OS X 10.6 Snow Leopard or higher
- Admin rights (as a system file needs changing)
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