sysfader.exe is a process belonging to the NVidia Graphics device range and is bundled alongside these products.
This is a non-critical system process although it should not be terminated unless suspected to be causing problems.
Non-system processes like sysfader.exe originate from software you installed on your system. Since most applications store data in your system's registry, it is likely that your registry has suffered fragmentation and accumulated invalid entries which can affect your PC's performance. It is recommended that you check your registry to identify slowdown issues