Gigabit Per Second to Megabyte Per Second Converter

Convert gigabit per second to megabyte per second instantly.

Standard data transfer rate units

bit per second 100000000000
kilobit per second 100000000
megabit per second 100000
terabit per second 0.1
byte per second 12500000000
kilobyte per second 12500000
megabyte per second 12500
gigabyte per second 12.5

Fun comparisons

56K dial-up modem 📞~ 1785714.29
basic DSL connection 🔌~ 10000
4G LTE mobile connection 📱~ 2000
Wi-Fi 5 (802.11ac) link 📶~ 115.34
gigabit fiber connection 💡~ 100
USB 3.0 transfer 🔗~ 20
Thunderbolt 4 transfer ~ 2.5

How to convert gigabit per second to megabyte per second

Enter your data transfer rate in gigabit per second and see the result in megabyte per second instantly. Key reference points: a 100 Mbps connection downloads at about 12.5 MB/s, a 1 Gbps fiber line transfers 125 MB/s, and the difference between megabits (Mb) and megabytes (MB) is a factor of 8.

Converting gigabits per second to megabytes per second is essential for understanding real file transfer speeds on fiber connections. A 1 Gbps connection delivers up to 125 MB/s - fast enough to download an HD movie in under a minute.

Need the opposite direction? Convert megabyte per second to gigabit per second just as easily, or explore all our data transfer rate conversions.

Common gigabit per second to megabyte per second conversions

Gigabit Per Second (Gbps)Megabyte Per Second (MB/s)
1125
5625
101250
253125
506250
10012500
50062500
1000125

Frequently asked questions

1 gigabit per second equals 125 megabyte per second.

Multiply by 125. For example, 5 Gbps = 625 MB/s.

A 1 Gbps fiber connection typically delivers 80-110 MB/s in practice due to protocol overhead, router limitations and server-side constraints.

1 megabyte per second equals 0.008 gigabit per second.

100 gigabit per second equals 12500 megabyte per second.

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