Asus p8z77, i5-3570K, RX 5500 XT, 16GB RAM, Clover 5126.
Works great!
Video performance grown up for 50% (92000 to 132000 in compute Geekbench 4)
iMac Pro 2017, sleep, H.264, H.265 full hardware support. Audio - USB e-mu 0204, LAN... Very smooth. No reason to downgrade.
Video rotate in Photo...