While we have to give credit to Valve for trying to bring some quality games to the anemic Mac OS X platform with its OS X version of Steam, its debut game, Portal, was not the best advertisement for the platform or for Valve. Now that the second episode of Half Life 2 has been ported to OS X Steam, AnandTech has gone and done its usual performance comparison.
AnandTech - In the process of porting the Source engine to OS X a great deal of performance was lost. To Valve’s credit, games like Portal are more than playable at good looking settings on modern Macs. You’re just better off playing those games in Windows using Boot Camp.
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