DSOGaming writes: “Batman: Arkham Knight is a game using a heavily modified version of Unreal Engine 3. And, as we all know, the game suffers from some stuttering and framepacing issues. However, it appears that a modder was able to fix these issues via D3D11 hooking.”
Source: N4G PC Modder fixes Batman: Arkham Knight's stuttering/framepacing issues via DirectX 11 hooking