# How many gigabytes equal 1 bit?

One gigabyte is roughy one billion bytes. One byte has eight bits, so a gigabyte would equal about eight billion bits.

### What does 100 gb usually refer to?

The gb in the question should be GB and stands for gigabytes, which is a unit of measurement in computers. The scale starts at a bit. A bit can be either a 1 or a 0. Eight bits equals one byte, and 1024 bytes is one kilobyte. 1024 kilobytes equals one megabyte, and 1024 megabytes equals one gigabyte. 1024 gigabytes is equal to 1 terabyte.