pci express card

[windy2851]

i want to buy
Asus U3S6 USB3.0 & SATA 6Gbps PCI-Express Controller Card [U3S6]
but only have a pci x16 free will it fit
or should i save for a new motherboard my current one is
asus rampage 2 extreme

answers on the back of a postcard please

 

[stulid]

it will fit and work.

 

[jamesfreddie]

It should work