GeForce beta driver 344.16 is out at NVidia for desktop cards. At this time, there aren't any newer release notes. You'll need to use a modified inf file to be able to install it for use with desktop cards which are not in the 900 series.
64-bit International desktop driver: http://www.geforce.com/drivers/results/78252
There may not be a 344.16 notebook driver.
Driver 344.16 is r343_98-9, DriverVer = 09/18/2014, 9.8.13.4416
Driver 344.11 is r343_98-7, DriverVer = 09/13/2014, 9.18.13.4411
Driver 344.00 is r343_00-200, DriverVer = 09/05/2014, 9.18.13.4400
Driver 340.82 is OG340_52-6, DriverVer = 09/10/2014, 9.18.13.4082
Driver 340.76 is OG340_52-5, DriverVer = 08/26/2014, 9.18.13.4076
Driver 340.72 is r340_00-202, DriverVer = 08/13/2014, 9.18.13.4072
64-bit International desktop driver: http://www.geforce.com/drivers/results/78252
There may not be a 344.16 notebook driver.
Driver 344.16 is r343_98-9, DriverVer = 09/18/2014, 9.8.13.4416
Driver 344.11 is r343_98-7, DriverVer = 09/13/2014, 9.18.13.4411
Driver 344.00 is r343_00-200, DriverVer = 09/05/2014, 9.18.13.4400
Driver 340.82 is OG340_52-6, DriverVer = 09/10/2014, 9.18.13.4082
Driver 340.76 is OG340_52-5, DriverVer = 08/26/2014, 9.18.13.4076
Driver 340.72 is r340_00-202, DriverVer = 08/13/2014, 9.18.13.4072