I finally came up with a nice, quite high resolution image of the new nVidia logo, so i took the chance to make a copule of icons...
Second one of a set of two icons, this one comes with text.
Here's the other version, without text: [link]
It's Vista ready and includes the following sizes: 16x16, 24x24, 32x32, 48x48 & 256x256(PNG Compressed) in RGBA (32 bits) & 256 (8 bits).
256x256 PNG file included for dock icons.