The guys over at
ActiveWin noticed that NVIDIA have released an updated beta driver for Windows Vista 32 and 64 bit flavors yesterday, now at version 175.12 these drivers no longer offer a 30% improvement like older versions, just general "improvements". One being the new Dual-Stream decode acceleration and Aero support for Blu-ray and HD DVD playback on newer GPU's mentioned in the changelog.
View changelog and download the beta driver after the jump.
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