Question: what is the difference between 16 bit and 32 bit?
Answer: These are each individual bits, they can be 1 or 0. 16 bit has a maximum of 2^16 possible values and 32 bit has a maximum 2^32 possible values. ... Each register bit can reference a byte in memory, therefore 16 bit computers can reference up to 64KB of RAM and 32 bit computers can reference up to 4GB of RAM.