September 23, 2013
This wednesday AMD gonna announce online their new videocards, some of them might be able to beat gtx Titan.
OSX 10.9′s amd driver seems to know something about these new cards already
Radeon HD Hawaii XT Prototype
Radeon HD Hawaii PRO Prototype
Radeon HD Hawaii Unknown Prototype
not much tho, but we might hope for osx support sooner than later.