R7 260x on PCIe 2.0

[Orange8120]

I'm trying to work out if the R7 260x would have a performance decrease on a PCIe 2.0 slot on a motherboard?!?
Thanks

 

[Eduello]

Nope, you will not notice a difference.

EDIT: Forgot one 'not' from my sentence, sorry for the confusion.

 

[Gamer AshRut]

Nah.. no difference.