You’ve probably heard most of the terms before, but do you know what they mean?
How many gigabytes are in a terabyte?
What does one terabyte actually mean in the real world?

Lifewire / Jamie Knoth
Let’s start with the basics.
Terabytes, Gigabytes, and Petabytes: Which Is Bigger?
It’s important to understand thedifferences between bits and bytesto avoid confusion.
The table at the bottom of this article is helpful, too.
There are 1,024 GB in 1 TB.
To convert GB to TB, just take the GB number and divide by 1,024.
How Many Megabytes (MB) in a Gigabyte (GB)?
There are 1,024 MB in 1 GB.
To convert MB to GB, take the MB number and divide it by 1,024.
Megabytes and megabitsare different units of measurement.
How Big Is a Terabyte?
A single TB is alotof space.
It would take728,177 floppy disksor1,498 CD-ROM discsto store just 1 TB worth of information.
How Big Is a Petabyte?
In yet a more impressive view, 1 PB is equal toover 1 quadrillion bytes!
How Big Is an Exabyte?
That’s over1 quintillion bytes!
We had to look upquintillionyes, it’s a number!
How Big Is a Gigabyte?
A single GB is equivalent toa little over 700 floppy disksorjust over a single CD.
It’s a number we very much run up against on a regular basis.