Microsoft's Windows 7 operating system is receiving raves in its pre-release testing. While much of the kernel that lies at the heart of the operating system is based on Vista code, several key advances have been made that get rid of Vista annoyances and greatly improve the user experience. Inside the kernel, one important change centers on how multithreaded applications are run. The threading advances provide benefits in energy reduction, scalability, and, in theory, performance.
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