So, I've upgraded our hackintoshs seamlessly to 10.8 :D
2x i5 2500k, 1x i7 1275 Xeon, 1x i3 2125, all with ATI 68x0/4870. Everything is working like under 10.7: Sleep, automatic Sleep, Sound, Booting, App Store, iTunes Match, Networking...
Thank you Apple, thank you tonymacx86!