Here is a good overview on what x86 means here http://answers.yahoo.com/question/index?qid=20081209094320AAnie6j.
And from Apple support here is how to tell if your Mac computer is 64-bit or not http://support.apple.com/kb/ht3696.
Here is a good overview on what x86 means here http://answers.yahoo.com/question/index?qid=20081209094320AAnie6j.
And from Apple support here is how to tell if your Mac computer is 64-bit or not http://support.apple.com/kb/ht3696.