In English :
The published last week in the beta version of Mac OS X 10.7.3 apparently does not yet available with drivers for graphics cards. Netkas.org According to the blog, it will be a matter of drivers for AMD desktop graphics chip, code-named "Tahiti". These come in January, according to Fudzilla, under the product name Radeon HD 7950 and Radeon HD 7970 on the market.
The presence of these drivers suggests that Apple will release the aforementioned graphics chip with the next-generation Mac Pro. The Mac Pro is the only Mac-series, which are used in desktop graphics chips. In all other Macs GPU Mobile versions can be found.
A new generation of Mac Pro is expected in early 2012. At the beginning of next year, Intel's latest Xeon processors E5-series will be available in larger quantities. The Xeon E5 replaces the Xeon E56xx series, which is built into current Mac Pro configurations. Experts believe that Apple will use the Xeon E5 in the high-end versions of the new Mac Pro.
The Xeon E5 is also available as an eight-core variant, resulting in a Mac Pro with 16 core moves within range. The current Mac Pro which is available since August 2010, is offered with up to twelve cores.
As a further innovation for the next Mac Pro model Thunderbolt, Bluetooth 4.0 and USB 3.0 are in conversation.