GB → TB (decimal)
- Created by
- Renato Passos, Eng. de Software
- Reviewed by
- Renato Passos, Eng. de Software
Last updated: Apr 18, 2026
Formula
1 TB = 1.000 GB
About this calculator
This converter changes gigabytes (GB) to terabytes (TB) using the decimal system, where 1 TB equals 1,000 GB. It's designed for storage calculations in devices like HDDs and SSDs, which typically follow this scale. Simply input the GB value to get the result in TB.
The formula used is straightforward: divide the GB value by 1,000 to get TB. For example, 5,000 GB ÷ 1,000 = 5 TB. This differs from the binary system (1,024) used in some technical contexts but aligns with standard hardware specifications.
Use this tool when comparing storage capacities or planning data backups. Note: if your case involves computational systems using binary base (1,024), results may vary. Always check the specific device or service specifications.
Frequently asked questions
Why use the decimal system instead of binary?
The decimal (1,000) is the hardware industry standard, while binary (1,024) is common in computational contexts. The choice depends on the use case.
How to do manual conversion?
Divide the GB value by 1,000. For example: 2,500 GB ÷ 1,000 = 2.5 TB.
What if my device uses binary?
Results may vary. In that case, use 1,024 as the divisor for accurate calculations.
Is there a reverse converter for TB to GB?
Yes, the tool also offers the inverse conversion using the same decimal base.