Older 64-bit Macs out of the picture for Mountain Lion
Apple recently issued the golden master release of OS X 10.8 Mountain Lion to developers and testers, indicating that if no outstanding bugs are found in the current build then it will very likely be the final release of the operating system that will soon be issued to the public. Through the testing of the four preview releases of Mountain Lion, developers have noted that even though the operating system is 64-bit, Apple has excluded some early 64-bit-capable Mac systems from being included.
While this limitation was at first suggested as a possible temporary limitation during the initial phases … Read more