Well it showed the new version for me too. Maybe you should empty your cache.
things added.
Release Highlights:
* Adds support for GeForce 5700 and GeForce 5700 Ultra
* Microsoft® DirectX® 9 and OpenGL® 1.5 support
* Supports application profiles for custom image quality and performance modes for all of your applications and games.
* NVIDIA nView 3.5 Multi-display technology
* Advanced Microsoft® Internet Explorer® popup blocker
* Industries only Display Gridlines technology
* Improved HDTV Y
Pr Pb component out support for 480i, 480p, 720p, and 1080i formats*
* For a complete list of compatibility fixes please consult the v56.72 Release Notes below
* April 2, 2004, 8:30AM PST: Updated kits to have correct WHQL logo.