Nvidia has released their latest GeForce 314.14 beta display drivers. The new beta driver is applicable for GeForce 400, 500, and 600 series of Nvidia Graphic Processors units. Since the beta release version is available for different models of graphic processor, you may see performance differ between models and models. The performance improvement are significantly and obviously to be observed on GeForce 400, 500 and 600 series of GPUs. For example, GeForce GTX 680 has significantly improved the performance by 23 percent in Sniper Elite V2 (Games) and up to 9 percent boost in Sleeping Dogs (Games).
If you have install GeForce Experience, the beta drivers will be updated and installed automatically.