Enter the current bandwidth and the total available bandwidth into the Calculator. The calculator will evaluate the Bandwidth Use. 

Bandwidth Use Formula

BU = CB / TB * 100


  • BU is the Bandwidth Use (%)
  • CB is the current bandwidth
  • TB is the total available bandwidth

To calculate Bandwidth Use, divide the current bandwidth by the total available bandwidth, then multiply by 100.

How to Calculate Bandwidth Use?

The following steps outline how to calculate the Bandwidth Use.

  1. First, determine the current bandwidth. 
  2. Next, determine the total available bandwidth. 
  3. Next, gather the formula from above = BU = CB / TB * 100.
  4. Finally, calculate the Bandwidth Use.
  5. After inserting the variables and calculating the result, check your answer with the calculator above.

Example Problem : 

Use the following variables as an example problem to test your knowledge.

current bandwidth = 600

total available bandwidth = 6000


What is bandwidth in networking?

Bandwidth in networking refers to the maximum rate of data transfer across a given path. It is usually measured in bits per second (bps) and indicates the capacity of the connection.

Why is it important to calculate bandwidth use?

Calculating bandwidth use is crucial for managing network resources efficiently, ensuring that there is enough capacity to handle expected traffic without causing slowdowns or interruptions in service.

Can bandwidth use affect internet speed?

Yes, bandwidth use can significantly affect internet speed. High bandwidth usage can lead to congestion, resulting in slower internet speeds for users. Managing bandwidth is essential for maintaining optimal performance.

How can I reduce my bandwidth use?

To reduce bandwidth use, consider compressing files before transmitting, limiting the use of high-bandwidth applications, caching frequently accessed resources, and using quality of service (QoS) settings to prioritize critical traffic.