What is the transfer speed of a usb 2.0 device plugged ino usb 3.0?

[zennmezz]

what is the transfer speed of a usb 2.0 device plugged ino usb 3.0? and vice versa

 

[szaboaz]

Double post. I suggest answers go to the other thread:
http://www.tomshardware.co.uk/forum/332428-10-whats-transfer-speed-device-plugged-port

 

[littleleo]

When you connect differenent versions it will run at the slowest speed so in your case USB 2.0 or 480Mbits.

USB 1.1 = 12 Mbit/s
USB 2.0 = 480 Mbit/s
USB 3.0 = 5 Gbit/s