Windows drivers version 181.00 and Linux drivers version 180.11.02 provide full OpenGL 3.0 and GLSL 1.30 support. The driver download links are at the bottom of this page.
OpenGL 3.0 Driver Release Notes

You need one of the following graphics cards to get access to the OpenGL 3.0 and GLSL 1.30 functionality:

Desktop

* Quadro FX 370, 570, 1700, 3700, 4600, 4700x2, 4800, 5600, 5800, Quadro VX200, Quadro CX
* GeForce 8000 series or higher; GeForce GTX 260, 280

Notebook

* Quadro FX 360M, 370M, 570M, 770M, 1600M, 1700M, 2700M, 3600M, 3700M
* GeForce 8000 series or higher

This driver implements all of GLSL 1.30 and all of OpenGL 3.0 and exposes the following new extensions:

OpenGL 2.1 extensions:

* ARB_vertex_array_object
* ARB_framebuffer_object
* ARB_half_float_vertex

OpenGL 3.0 extensions:

* WGL_create_context
* GLX_create_context
* ARB_draw_instanced
* ARB_geometry_shader4
* ARB_texture_buffer_object

Geforce ForceWare 181.00 XP 32-bit
Geforce ForceWare 181.00 Vista 32-bit
Geforce ForceWare 181.00 Vista 64-bit

This post has been edited by stasio: Jan 2 2009, 03:09 PM

In the wake of the new year, NVIDIA's GeForce Forceware drivers have surfaced. While being in a beta stage the 185.20 Forceware provide support for NVIDIA's upcoming products namely the GeForce GTX 295 and GeForce GTX 285.

GeForce 185.20 beta

This post has been edited by stasio: Jan 2 2009, 03:45 PM