NVIDIA has a new WHQL-certified driver for Battlefield 4, you can download GeForce 331.65 over here.
This 331.65 Game Ready WHQL driver ensures you’ll have the best possible gaming experience in Battlefield 4 and Call of Duty: Ghosts. These Game Ready drivers will also provide performance enhancements in a wide variety of different games.
New in GeForce R331 Drivers
Performance Boost – Increases performance by up to 19% for GeForce 400/500/600/700 series GPUs in several PC games vs. GeForce 327.23 WHQL-certified drivers. Results will vary depending on your GPU and system configuration. Here is one example of measured gains: