Identify a 64-Bit OS If you are running Windows on a computer less than 10 years old, your chip is almost guaranteed to be 64-bit, but you may have installed a 32-bit version of the OS.

While a 64-bit processor can run a 32-bit operating system, the reverse is not true. If your computer has a 32-bit processor, the decision has already been made for you.

If you’re not sure what kind of CPU is in your system, or whether the CPU supports 64-bit operation, you can use the free Intel Processor Identification Utility to find out.

Because x64 processors are backwards-compatible, you can install and run 32-bit as well as 64bit versions of Windows onto them. Of course, if you bought an x64 computer from a major manufacturer ...

India has built its first space-grade computer chip for rockets, called Vikram 3201. It is the country’s first indigenous ...

The 32-bit wall describes the point when 64-bit processors become a must: high-end computing requires a lot of RAM.

Essentially, the processor is designed to work seamlessly between 32-bit and 64-bit code and be fast and efficient in both modes of operation.