How much RAM is possible?

How much RAM is possible? If a computer is running a 32-bit processor, the maximum amount of RAM it can address is 4GB. Computers running 64-bit processors can hypothetically handle hundreds of terabytes of RAM.

If a computer is running a 32-bit processor, the maximum amount of RAM it can address is 4GB. Computers running 64-bit processors can hypothetically handle hundreds of terabytes of RAM.
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