OS X Mavericks Available Now for Free

Mavericks elivers significant performance enhancements for systems with integrated graphics through optimized OpenCL support and dynamic video memory allocation
OS X Mavericks is now available for free from the Mac App Store, Apple announced. With more than 200 new features, OS X Mavericks brings iBooks and Maps to the Mac, includes a new version of Safari, enhances multi-display support, introduces Finder Tabs and Tags and delivers new core technologies that boost performance and improve the battery life of your Mac. Check the press release for details.