Gigabytes Converter - Convert GB to MB, TB, KB, Bytes
Convert gigabytes to megabytes, terabytes, kilobytes, bytes and more. Free online gigabytes converter tool for large file size and storage calculations.
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Gigabytes Converter
Gigabytes (GB)
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Common Gigabytes Examples
1 GB
1 GB = 1,073,741,824 bytes
2 GB
2 GB = 2,147,483,648 bytes (HD movie)
10 GB
10 GB = 10,737,418,240 bytes (large software installer)
100 GB
100 GB = 107,374,182,400 bytes (external SSD)
1024 GB
1024 GB = 1 TB
1048576 GB
1,048,576 GB = 1 PB
Gigabytes (GB) – Definition, History, Current Uses, and Real Examples
Definition
A gigabyte (GB) is a unit of digital information equal to 1,073,741,824 bytes (binary) or 1,000,000,000 bytes (decimal). This tool uses the binary convention (1 GB = 1024 × 1024 × 1024 bytes) for accurate storage and file size calculations.
Origin or history
The gigabyte is derived from the metric system, but in computing, it almost always means 1,073,741,824 bytes (2^30). The IEC introduced the gibibyte (GiB) in 1998 to clarify binary vs decimal, but GB is still widely used for 1024 × 1024 × 1024 bytes in operating systems and storage devices.
Current use
- Hard drive and SSD capacities: Most consumer drives are measured in GB or TB.
- Video files: HD movies and 4K videos are often several GB in size.
- Cloud storage: Plans are typically offered in GB or TB.
- Mobile data plans: Monthly data limits are usually in GB.
Examples
- How many bytes in 5 GB? 5 × 1,073,741,824 = 5,368,709,120 bytes.
- Convert 2048 GB to TB: 2048 ÷ 1024 = 2 TB.
- What is 10,000 MB in GB? 10,000 ÷ 1024 ≈ 9.77 GB.
- How many GB in a 50,000 MB file? 50,000 ÷ 1024 ≈ 48.83 GB.
Quick reference
- 1 Gigabyte = 1024 megabytes
- 1 Gigabyte = 1,073,741,824 bytes
- 1 Terabyte = 1024 gigabytes
- 1 Petabyte = 1024 terabytes