Hello,
i have tried to install Mountain Lion on my PC:
i7 2600k
Gigabyte GA-Z68XP-UD3
Radeon HD 7870
500GB 7200.12 and 2000GB 7200.14 Seagate Barracuda HD
8GB 1600 RAM
Well, now i have bought Mountain Lion over my Mac Book Pro, did all the stuff with UniBeast, took my GPU out of my PC...