Hello
Everyone, Hope you all are doing well.
Today
we are going to discuss about USB and difference between USB 2.0 and USB 3.0 .
Let's
Begin,
· The
term USB stands For Universal Serial Bus.
· It is
the most common type of computer ports used in today’s Computers.
· It
can be used to connect Keyboards, Mice, Game Controllers, Printers, Scanners,
digital Cameras, and removable media drives.
· USB
is faster than older ports, Such as Serial and parallel ports
There
are a lot of Different kinds of USBs including the Following:-
|
USB
Type |
Release
Date |
|
USB
1.0 |
January
1996 |
|
USB
1.1 |
August
1998 |
|
USB
2.0 |
April 2000 |
|
USB
3.0 |
November
2008 |
|
USB
3.1 |
July
2013 |
|
USB
3.2 |
September
2017 |
Now we will be going to discuss the Difference between USB 2.0 and USB 3.0 because at Present only USB 2.0 and 3.0 are being used in Computers and Laptops:-
|
Sr.
No. |
USB 2.0 |
USB 3.0 |
|
1. |
It
has a Black “Block” inside the USB port. |
It
has a Blue “Block” inside the USB port.(Red in USB 3.1) |
|
2. |
USB
2.0 transfer speed is 480Megabits Per Second(Mbps) |
USB
3.0 transfer speed is 4800 Megabits Per Second (Mbps) 10 times faster than
USB 2.0.(USB 3.1 has Data Transfer Rate of 10,000 Mbps) |
|
3. |
If
USB 2.0 or Earlier Versions are connected to USB 3.0 port, the Drive will
work normally. |
But
if USB 3.0 version are Connected to USB 2.0 it will work but as like as USB
2.0 not as USB 3.0. |
|
4. |
USB
2.0 is capable of providing up to 500mA current. |
Whereas
USB 3.0 is capable of providing up to
900 mA. |
|
5. |
Cost
is Less. |
Cost
is High. |
Thank You
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