pcie riser

[SpringWater]

Does using a pcie x16 riser decrease the data transfer rate hence the performance of the video card?

Here is a picture of what I mean by a pcie x16 riser:
https://www.google.com/search?q=pci...%2Fpopular%2Friser-card-pcie-x16.html;485;374

 

[StrangleHold]

As long as it has all 16 lanes, I don't see why it would.