'NFB / QNF' New Feature Branch (NFB) driver is from the most recent driver release branch, and provides users with the opportunity to access the latest new features and functionality in between Production Branch releases. NVIDIA does extensive testing which focuses on the top creative applications and ensures the highest levels of performance, stability, and functionality are provided. 'SD' Studio Drivers provide the best possible experience for key major creative applications. From early access through the lifecycle of the game, NVIDIA’s driver team continues to exhaustively test all major milestones so they can optimize performance, maximize stability, and perfect overall gameplay functionality. 'GRD' Game Ready Drivers provide the best possible gaming experience for all major games. The procedure may also include Microsoft running their own tests on a wide range of equipment, like different hardware and different Microsoft Windows editions. non-Microsoft) hardware or software, and then submitting the log files from these tests to Microsoft for review. ' WHQL Certified' Windows Hardware Quality Labs testing or WHQL Testing is a testing process which involves running a series of tests on third-party (i.e.

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