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Gigabits Per Second (Gbps) to Bytes Per Second (B/s) Converter

Type a value into the Gigabits Per Second (Gbps) field to convert to Bytes Per Second (B/s). 1 Gbps = 125,000,000 B/s, covering both bit-based and byte-based transfer rate units.

Convert Gigabits Per Second to Bytes Per Second

Conversion Result

100 Gbps = 12,500,000,000 B/s

Learn how we calculated this below

1 Gbps equals

125,000,000

B/s

what is a Gigabit Per Second learn about Bytes Per Second

Do you want to convert bytes per second to gigabits per second?

How to Convert Gigabits Per Second to Bytes Per Second

To convert gigabits per second to bytes per second, divide by 0.000000008 (or multiply by 125,000,000). This conversion accounts for the 8:1 relationship between bits and bytes—network speeds are measured in bits, while file sizes use bytes. You might also need: convert Bytes Per Second to Gigabits Per Second.

Gbps is a bit-based bandwidth commonly used for Fiber internet, enterprise networks, data center connections, 10GbE. When you see your ISP advertise speeds in Gbps, this is the raw network bandwidth. You might also need: Gigabits Per Second to Megabytes Per Second calculator.

B/s is what you actually experience when downloading files. Your browser, torrent client, or download manager shows speeds in B/s because that's how fast data is being written to your storage. Use our Yobibytes Per Second to Bytes Per Second converter.

1 Gbps = 125,000,000 B/s — which means there are 125,000,000bytes per second in every gigabit per second.

Gbps to B/s Conversion Formula

// Convert Gbps to B/s

B/s = Gbps × 125,000,000

// Reverse: Convert B/s to Gbps

Gbps = B/s × 0.000000008

Gbps to B/s Conversion Examples

10 Gbps = 1,250,000,000 B/s

50 Gbps = 6,250,000,000 B/s

100 Gbps = 12,500,000,000 B/s

500 Gbps = 62,500,000,000 B/s

1,000 Gbps = 125,000,000,000 B/s

What Is Gigabit Per Second (Gbps)?

A gigabit per second is 1,000 megabits per second. Used for fiber internet and enterprise networking. Check out our Zebibytes Per Second to Petabytes Per Second.

The gigabit per second is a bit-based bandwidth unit measuring data transfer speed, network bandwidth, or throughput capacity. Related: B → EB.

Common uses: Fiber internet, enterprise networks, data center connections, 10GbE Check out our convert Gbps to TB/s.

1 Gbps = 1 × 10⁹ bits per second.

The gigabit per second can be abbreviated as Gbps; for example, 1 gigabit per second can be written as 1 Gbps.

Learn more about gigabits per second →

What Is Byte Per Second (B/s)?

One byte (8 bits) transferred per second. The fundamental byte-based transfer rate. You might also need: MB/s to B/s calculator.

The byte per second is a byte-based throughput unit measuring data transfer speed, network bandwidth, or throughput capacity. See also: Zibps to Tibps converter.

Common uses: File transfer displays, storage benchmarks, precise measurements Learn more: Kib to nibble.

1 B/s = 8 bits per second.

The byte per second can be abbreviated as B/s; for example, 1 byte per second can be written as 1 B/s.

Learn more about bytes per second →

Gigabit Per Second to Byte Per Second Conversion Table

The table below shows various gigabit per second measurements converted to bytes per second.

Gigabits Per Second Bytes Per Second
0.1 Gbps 12,500,000 B/s
0.5 Gbps 62,500,000 B/s
1 Gbps 125,000,000 B/s
5 Gbps 625,000,000 B/s
10 Gbps 1,250,000,000 B/s
25 Gbps 3,125,000,000 B/s
50 Gbps 6,250,000,000 B/s
100 Gbps 12,500,000,000 B/s
250 Gbps 31,250,000,000 B/s
500 Gbps 62,500,000,000 B/s
1,000 Gbps 125,000,000,000 B/s

Bits vs Bytes: Understanding Network Speed vs Download Speed

The difference between bits and bytes is crucial when working with gigabits per second and bytes per second:

Unit Type Symbol Used For
Bits per second Mbps, Gbps ISP speeds, network bandwidth, WiFi specs
Bytes per second MB/s, GB/s Download managers, file transfers, SSD speeds

Quick Conversion Rule

Divide bits by 8 to get bytes. Your "100 Mbps" internet connection delivers a maximum of 12.5 MB/s actual download speed.

Real-world speeds are typically 70-85% of theoretical maximum due to protocol overhead, network congestion, and other factors.

💡 Storage Engineer Tip

Divide bits by 8 to get bytes. When your ISP advertises "100 Mbps," your maximum download speed is 12.5 MB/s. Real-world speeds are typically 70-85% of theoretical maximum due to protocol overhead.

— Subash Geetha Krishnan, 15+ years in enterprise storage & networking

When to Convert Gbps to B/s

Common scenario: Converting network bandwidth to actual file transfer speed for download time estimates and capacity planning. Try the Gigabits Per Second in Petabits Per Second.

Other situations include ISP speed verification for checking if you're getting advertised speeds, network planning for sizing links and capacity, backup window calculations for estimating transfer times, and replication sizing for disaster recovery planning. Check out our Zettabits Per Second to Bytes Per Second conversion.