“The release today of AMD’s dual-core workstation and server parts is a significant landmark in the world of x86 computing for the enterprise and professional users. The ability to pack twice the processing power into the same space opens up new doors for clustering, research, data processing, data mining, webserving, content creation, digital media production, video editing, games development and much more. While the cost is high for the time being, economies of scale and a pervasive range of processors to choose from will only bring the price down, and significantly so.”
Check it out with a lot of benchmarks at Hexus.