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Megabyte per second (MB/s)

One million bytes per second. Download managers and disk speeds are often shown in MB/s.

What is a megabyte per second?

Symbol
MB/s
Quantity
Data Transfer
Unit system
SI
Definition
One million bytes per second. Download managers and disk speeds are often shown in MB/s.
Exact
Yes, the value is exact by definition
Source
IEC 80000-13:2008, Quantities and units: Information science and technology

Common applications

Used for download speeds, file copy speeds and hard drive or SD card read and write speeds.

Megabyte per second in other data transfer units

Megabyte per second quick reference

Megabyte per second in other units
Megabyte per secondMegabit per secondBit per secondKilobit per second
1 MB/s= 8 Mbit/s= 8000000 bit/s= 8000 kbit/s
10 MB/s= 80 Mbit/s= 80000000 bit/s= 80000 kbit/s
100 MB/s= 800 Mbit/s= 800000000 bit/s= 800000 kbit/s
1000 MB/s= 8000 Mbit/s= 8000000000 bit/s= 8000000 kbit/s

Where the megabyte per second fits

The next smaller data transfer unit is the megabit per second (Mbit/s). 1 MB/s = 8 Mbit/s, and 1 Mbit/s = 0.125 MB/s.

The next larger data transfer unit is the mebibyte per second (MiB/s). 1 MB/s = 0.95367431640625 MiB/s, and 1 MiB/s = 1.048576 MB/s.

Frequently asked questions

How many megabits per second are in one megabyte per second?
One megabyte per second = 8 Mbit/s (megabits per second).
How many bits per second are in one megabyte per second?
One megabyte per second = 8000000 bit/s (bits per second).
How many kilobits per second are in one megabyte per second?
One megabyte per second = 8000 kbit/s (kilobits per second).