New WHQL-certified GeForce/Ion reference drivers are now available for NVIDIA graphics cards, adding support for new GeForce GTX 590, GeForce GTX 560 Ti and GeForce GTX 550 Ti GPUs. Word is the new version 270.61 drivers increase "performance for GeForce 400 Series and 500 Series GPUs in several PC games vs. v266.58 WHQL drivers." There are new drivers for Windows 7, Windows Vista, Windows XP, Windows Vista 64-bit, Windows 7 64-bit, and Windows XP 64-bit. Thanks Charles.