No specific info about version 591.86. Please visit the main page of NVIDIA 圖形驅動程式 on Software Informer.
It's a powerful video player that can read the most common video file formats.
Provides an environment to create high performance GPU-enabled apps.
NVIDIA System Update is an add-on to the NVIDIA Control Panel.
PhysX SDK is proprietary, multi-platform, realtime physics engine middleware.
Incredibly realistic images of the fastest and exclusive vehicles on the road.
It updates your Windows 7 drivers for NVIDIA devices automatically.