The CUDA Toolkit and SDK 2.1 beta includes support for VisualStudio 2008 support on Windows XP and Vista and Just-In-Time (JIT) compilation for applications that dynamically generate CUDA kernels. Several new interoperability APIs have been added for Direct3D 9 and Direct3D 10 that accelerate communication to DirectX applications as well as a series of improvements to OpenGL interoperability.
CUDA Toolkit and SDK 2.1 beta also features support for using a GPU that is not driving a display on Vista, a beta of Linux Profiler 1.1 (separate download) as well as support for recent releases of Linux including Fedora9, OpenSUSE 11 and Ubuntu 8.04.
CUDA Toolkit and SDK 2.1 beta is available today for free download from www.nvidia.com/object/cuda_get. (http://www.nvidia.com/object/cuda_get)