Nvidia has published a beta driver in the 265 family with a handful of updates for desktop cards ranging from GeForce 6 through 500 series as well as most modern notebook chips. The latest release doesn't bring any substantial changes, but you'll probably want to install it if you intend on playing two of this year's most anticipated games: Dragon Age II and Homefront. Read the whole story
I've read in other forums that Nvidia will be releasing the 270 driver very soon. Hopefully, together with the GTX 590 launch .