It's time to take a death-defying leap into an enhanced experience for Mac OS X with Tomb Raider: Anniversary, ported by Feral Interactive. Head for the Mac version minisite to unearth a glimpse of the dangers ahead. Then when you’ve grabbed your gear, make your move – download Tomb Raider: Anniversary for Mac right here on Steam. The system requirements are: MINIMUM: OS: 10.9.5 Processor: 1.8 GHz RAM: 4 GB Graphics: 256 MB Mac OS: 10.9.5 Hard Disk: 5 GB Input: Keyboard & Mouse RECOMMENDED: OS: 10.10.5 Processor: 2.4 GHz RAM: 4 GB Graphics: 512 MB Mac OS: 10.10.5 Hard Disk: 5 GB Input: Gamepad The following graphics cards are not supported: ATI X1xxx series and Intel GMA series.