Question: what are the difference between 32-bit and 64-bit operating system?
Answer: A 32-bit system can access 232 memory addresses, i.e 4 GB of RAM or physical memory. A 64-bit system can access 264 memory addresses, i.e actually 18-Quintillion bytes of RAM. ... What's important is that a 64-bit computer (which means it has a 64-bit processor) can access more than 4 GB of RAM.