GB to TB Converter

Convert gigabytes (GB) to terabytes (TB) easily and accurately.

Calculator

Enter Your Gigabytes

Enter the number of gigabytes you want to convert.

Guide

Understanding Digital Storage Units

Digital storage is measured in bytes and its multiples. As we move up the scale, each unit represents approximately 1,000 times more storage than the previous unit. Understanding these units is crucial for managing data storage needs in today's digital world.

The Digital Storage Hierarchy

Unit Symbol Decimal Value (SI) Binary Value
Byte B 1 byte 8 bits
Kilobyte KB 1,000 bytes 1,024 bytes
Megabyte MB 1,000,000 bytes 1,048,576 bytes
Gigabyte GB 1,000,000,000 bytes 1,073,741,824 bytes
Terabyte TB 1,000,000,000,000 bytes 1,099,511,627,776 bytes

Decimal vs. Binary Measurements

There are two different systems used for measuring digital storage:

SI (Decimal) System

  • Based on powers of 10
  • 1 KB = 1,000 bytes
  • 1 GB = 1,000,000,000 bytes
  • 1 TB = 1,000,000,000,000 bytes
  • Commonly used by storage manufacturers

Binary System

  • Based on powers of 2
  • 1 KiB = 1,024 bytes
  • 1 GiB = 1,073,741,824 bytes
  • 1 TiB = 1,099,511,627,776 bytes
  • Used by operating systems and computer memory
Note:

This difference between decimal and binary measurements can lead to confusion. When you buy a 1 TB hard drive, the manufacturer uses the decimal definition (1,000,000,000,000 bytes), but your computer's operating system might display it as approximately 0.91 TB because it's using the binary definition.

Understanding Gigabytes (GB)

A gigabyte is one of the most commonly used units of digital storage:

  • In decimal terms: 1 GB = 1,000,000,000 bytes
  • In binary terms: 1 GB = 1,073,741,824 bytes
  • Common usages: Photos (~1-5 MB each), music files (~5-10 MB per song), movies (~700 MB-8 GB)
  • A single-layer DVD holds approximately 4.7 GB of data
  • Modern smartphones typically have between 64 GB to 512 GB of storage

Understanding Terabytes (TB)

A terabyte represents a significant amount of storage capacity:

  • In decimal terms: 1 TB = 1,000,000,000,000 bytes
  • In binary terms: 1 TB = 1,099,511,627,776 bytes
  • 1 TB = 1,000 GB in decimal or 1,024 GB in binary
  • Common usages: External hard drives, desktop computers, servers
  • A 1 TB drive could hold approximately: 250,000 MP3 songs, 500 hours of HD video, or 1,000,000 photos
  • Modern enterprise hard drives typically range from 1 TB to 20 TB

Real-world Applications

Gigabyte (GB) Usage

  • Smartphone storage
  • USB flash drives
  • Memory cards
  • Game installations (10-100 GB)
  • Monthly mobile data plans

Terabyte (TB) Usage

  • External and internal hard drives
  • Cloud storage systems
  • Enterprise servers
  • Data centers
  • Professional video and photo storage
Guide

How to Convert GB to TB

To convert gigabytes (GB) to terabytes (TB), follow these steps:

  1. 1
    Take the number of gigabytes (GB)
  2. 2
    Divide by 1024 (1 TB = 1024 GB)
Example:

1024 GB = 1024 / 1024 = 1 TB

2048 GB = 2048 / 1024 = 2 TB

512 GB = 512 / 1024 = 0.5 TB

Examples

Common Examples

Example 1 1 TB

1024 GB = 1 TB

Example 2 2 TB

2048 GB = 2 TB

Example 3 0.5 TB

512 GB = 0.5 TB

Example 4 1.5 TB

1536 GB = 1.5 TB

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