Question: is my mac 64 bit?
Answer: How to See if Your Mac's Processor is 32-bit or 64-bit. To see if your Mac's processor is 32-bit or 64-bit, go to the Apple menu and choose About This Mac. Below the operating system version and computer model name you'll see your processor. If the processor is an Intel Core Solo or Intel Core Duo, it's 32-bit only.