Is 1 TB really 1,000 GB or 1,024 GB?

Marketing: 1 TB = 1,000 GB (decimal). Operating system: often shows 1,024 GB (binary, called 1 TiB). The difference is ~2.4%.

How much can I fit on a 1 TB drive?

~1,000 GB or ~250,000 songs, or ~250 movies. Actual usable: ~930 GB (OS takes ~70 GB).

What's bigger: TB or TiB?

Same name, different meaning. TB = 1,000 GB (marketing). TiB = 1,024 GiB (actual storage). TiB is ~2.4% larger.

My backup software shows 4 TB used, but my cloud provider lists quota in GB. How do I know if I have room for another 500 GB file?

4 TB = 4,000 GB. Adding 500 GB = 4,500 GB total. If your quota is higher than 4,500 GB, you're good.

Gigabytes (GB) to Terabytes Converter

Enter a value to instantly convert between data storage units.

From

Precision4 dp

1 Gigabyte = 0.001 Terabyte

Key Formulas

Megabyte → Gigabyte

GB = MB × 0.000976563

Gigabyte → Megabyte

MB = GB × 1024

Gigabyte → Terabyte

TB = GB × 0.000976563

Terabyte → Gigabyte

GB = TB × 1024

Formula

TB = GB ÷ 1,000

Gigabytes (GB) measure smaller storage; terabytes (TB) are used for large drives, servers, and cloud. Using decimal (1,000) not binary (1,024)—the storage industry standard for marketing. Note: operating systems may show binary (1,024) internally.

Source: IEC 60027-2:2000

Frequently Asked Questions

Real-World Examples

One terabyte. 1,000 GB = 1 TB. Typical large external hard drive.

1000 GB = 1 TB

Two terabytes. 2,000 GB = 2 TB. Common backup or NAS drive.

2000 GB = 2 TB

Half terabyte. 500 GB = 0.5 TB. Small to medium drive.

500 GB = 0.5 TB

Data warehouse. 10,000 GB = 10 TB. Server array or cloud storage pod.

10000 GB = 10 TB

mb to gb gb to mb tb to gb kb to mb mb to kb

Gigabytes (GB) to Terabytes Converter

Key Formulas

Formula

Frequently Asked Questions

Real-World Examples

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