Terabytes to Gigabytes Converter

Quickly convert terabytes (TB) to gigabytes (GB) with precision. Enter a value and get instant results.

1 Terabyte (TB) = 1024 Gigabyte (GB)

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Conversion Table

Terabyte (TB)Gigabyte (GB)
1 TB1024 GB
5 TB5120 GB
10 TB10240 GB
25 TB25600 GB
50 TB51200 GB
100 TB102400 GB
500 TB512000 GB
1000 TB1024000 GB

What Is Terabytes to Gigabytes Conversion?

Converting terabytes to gigabytes breaks down large storage capacity into a more granular unit. In the decimal (SI) system, 1 TB = 1,000 GB. In the binary system, 1 TiB = 1,024 GiB. This conversion is useful when allocating storage partitions, calculating per-project storage usage from total capacity, comparing storage plans, and understanding how much of a large drive is consumed by specific files or applications.

Conversion Formula

Gigabytes = Terabytes × 1,000 (SI) or × 1,024 (binary)

When Do You Need This Conversion?

You need TB to GB conversion when partitioning a hard drive and specifying sizes in GB, when breaking down total cloud storage allocation by project or user, when calculating how many GB of a TB plan have been used, or when comparing individual application sizes against total system storage.

Frequently Asked Questions

Using the SI standard: 2 TB = 2,000 GB. Using the binary standard: 2 TiB = 2,048 GiB. In Windows, a 2 TB drive typically shows as approximately 1,863 GiB due to the decimal-to-binary difference. Quick reference: 0.5 TB = 500 GB, 1 TB = 1,000 GB, 2 TB = 2,000 GB, 4 TB = 4,000 GB, 8 TB = 8,000 GB.

A common allocation for a 1 TB (1,000 GB) personal computer: operating system and programs = 100-200 GB, personal documents = 50-100 GB, photos and videos = 200-400 GB, games = 100-300 GB, music = 50-100 GB, free space buffer = 50-100 GB. Keep at least 10-15% free for optimal performance.

Cloud storage prices vary by provider. As of recent pricing: Google One offers 2 TB for about $10/month, iCloud+ offers 2 TB for $10/month, Microsoft OneDrive offers 1 TB with Microsoft 365 for about $7/month, and Dropbox Plus offers 2 TB for about $12/month. Enterprise storage (AWS S3, Azure) costs roughly $0.02-0.03 per GB per month.