У меня без проблем работает на Win 8.1
Видеокарта ASUS HD7850 2Gb

OS Version: Майкрософт Windows 8.1 Корпоративная
System RAM: 8139 MB
CPU Name: Intel(R) Core(TM) i5-3570K CPU @ 3.40GHz
CPU Speeds: 3401
Physical CPUs: 1
Virtual CPUs: 4
Video Card Description: AMD Radeon HD 7800 Series
VRAM: 2048 MB
Primary Display Resolution: 1920x1080
Multi-Monitor Desktop Resolution: 1920x1080
Microphone: True
Language: Russian (Russia)
Free Hard Drive Space: 25562 MB
Total Hard Drive Space: 121751 MB
Windows Experience Index Rating: 7.8