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Is there any benefit to running OSX (Snow Leopard) in 64 bit mode?

Fresh5 days ago
Mar 15, 2026959 views
Confidence Score0%
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Problem

I know I can force it to boot into 64-bit kernel by holding down the 6 and 4 keys during the boot process. I also know that some extensions still don't run in 64-bit mode. So the question is what might I gain by running in 64-bit mode? If it matters, I have the brand new 2010 15" MBP with the faste…

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Fix for: Is there any benefit to running OSX (Snow Leopard) in 64 bit mode?

Low Risk

With a kernel running in 64-bit mode, the kernel might be a little faster - but it's not likely you'll ever notice that. 64-bit applications run in 64-bit mode on OS X (and can access all 8GB of your RAM) even if the kernel is in 32-bit mode, so rea…

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