This is GeForce Hot Fix driver version 398.86 that addresses the following: - Windowed G-Sync mode may stutter after upgrading to Windows 10 April 2018 Update. Click the appropriate link to download. Windows 10 x64: Click Here Please note: Effective April 2018, Game Ready Driver upgrades, including performance enhancements, new features, and bug fixes, will be available only on Kepler, Maxwell, and Pascal series GPUs. Critical security updates will be available on Fermi series GPUs through January 2019. A complete list of Fermi series GeForce GPUs can be found here.