Probably several depending on what you need so shop carefully. One I didn't know about until a few weeks ago that might be of interest:

https://www.daz3d.com/sy-victoria-4-and-michael-4-clones-for-genesis-8

It's a bit confusing only in that after installing, an icon shows in your Products, but you won't see anything until you go and apply an article of clothing.  Then there'll be several new options available when the Auto Fit requestor panel pops up.

As far as Iray, with a little TLC, older assets really come to life.