I had 3x GTX 1080's, then I added a GTX 1080 Ti which is in pci slot 4. Why does this come up as GPU 0 in SMoS? Also, if i run the card by itself, i can OC to get around 740 sol/s in dstm, however when i plug in my 3 1080's, it drops to 650 sol/s-ish. if i try to OC any further, SMoS crashes