Counter Strike: Global Offensive Quote: Release Date: 08/21/ ESRB rating+ Platform: PC, PS3, X Genre: FPS Publisher: Valve Developer: Valve Software.Release Date: 08/21/ ESRB rating+ Platform: PC, PS3, X Genre: FPS Publisher: Valve Developer: Valve Software PC System Requirements OS: Windows® 7/Vista/XP Processor: Intel® Core 2 Duo E or AMD Phenom X3 processor or better Memory: 1GB XP / 2GB Vista Hard Disk Space: At least GB of Space Video Card: Video card must be MB or.Counter strike global offensive download pc kaskus