So another update that I think everyone will be happy to hear.  Tom wasn't happy with having to resort to the nr requests tweak to solve this issue.  Instead, he has been examining and tweaking driver code to see if he could make improvements from that side.  I'm pleased to report that in testing today, we were able to get back to pretty much full v5 performance on our latest build with this controller and without any tweaking to the nr requests item.   We still will have nr requests as a tun