Convert TB to PB
Terabytes to petabytes. Enter a value to convert, or use the TB to PB chart further down the page.
1 terabyte equals 0.0009765625 petabytes. Going the other way, 1 petabyte = 1,024 terabytes.
Note. This converter uses the binary convention: 1 KB = 1024 bytes, 1 MB = 1024 KB, 1 GB = 1024 MB. That is what Windows, macOS and Linux report. Storage manufacturers instead use decimal SI units where 1 GB = 1,000,000,000 bytes, which is why a “1 TB” drive shows up as about 931 GB.
How to convert TB to PB
To convert terabytes to petabytes, multiply the terabyte value by 0.0009765625. You can also divide by 1024 to get the same answer.
PB = TB × 0.0009765625
Worked example
Convert 8 TB to petabytes:
8 TB = 0.0078125 PB
TB to PB conversion chart
Use this TB to PB table for quick reference without typing anything.
| terabytes (TB) | petabytes (PB) |
|---|---|
| 1 TB | 0.0009765625 PB |
| 2 TB | 0.001953125 PB |
| 4 TB | 0.00390625 PB |
| 8 TB | 0.0078125 PB |
| 16 TB | 0.015625 PB |
| 32 TB | 0.03125 PB |
| 64 TB | 0.0625 PB |
| 128 TB | 0.125 PB |
| 256 TB | 0.25 PB |
| 512 TB | 0.5 PB |
| 1,024 TB | 1 PB |
What is a terabyte?
A terabyte is 1,024 gigabytes under the binary convention. A drive marketed as 1 TB holds 1,000,000,000,000 decimal bytes, which an operating system reports as roughly 931 GB.
What is a petabyte?
A petabyte is 1,024 terabytes. It is the scale at which data centre storage and large scientific datasets are measured.
Frequently asked questions
How many PB are in a terabyte?
1 TB equals 0.0009765625 PB. Going the other way, 1 PB is 1,024 TB.
How do you convert TB to PB?
To convert terabytes to petabytes, multiply the terabyte value by 0.0009765625. You can also divide by 1024 to get the same answer.
What is 10 TB in PB?
10 TB equals 0.009765625 PB. The conversion chart on this page lists the other values people look up most often.
Related data storage conversions
Convert TB to other units
Convert other units to PB
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