MR 816 on a Asus X99-A motherboard...no sound

I saw a post from you saying that you managed to get the MR816 working on a X99 motherboard using a SIIG 3-Port FireWire 800 PCIe Card Model NN-E38012-S3 firewire card. Is it still working for you and does it work as it should?
Thanks,
Peter