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Tag Archives: 64-bitness

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The G5 and Mac OS X: Less 64-bit Than You’d Think

Daniel Knight,  Low End Mac, Mac Musings - 2014.08.15 - 3 Comments -

When Apple introduced the Power Mac G5 in June 2003, it made a big deal of the G5 being a 64-bit CPU. It even mentioned that on the box. But what does that mean to Mac users?

The Road Ahead: 64-Bit Computing

Daniel Knight,  Low End Mac, Mac Musings - 2009.08.19 - Leave a comment -

2009 – Apple is billing Mac OS X 10.6 Snow Leopard as its first fully 64-bit operating system, but this isn’t the first time the Mac OS has changed it bitness.

The 64-Bitness of Mac OS X 10.6 Snow Leopard

Daniel Knight,  Low End Mac, Mac Musings - 2009.08.19 - Leave a comment -

Apple has been promoting three key advantages of Mac OS X 10.6 Snow Leopard that are hardware dependent: Grand Central Dispatch (GCD) OpenCL 64-bit operation

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