Problem Description: In the packaged standalone version (and when running as a separate process), there is a sudden spike in GPU memory usage—especially in shared GPU memory—during the game’s startup phase (i.e., during the black screen before the first frame is rendered). Once the game starts, the…

I might found a solution. Many of the textures in my game are used in the UI, so their resolution aren’t power-of-two (for example, 1024×1024). As a result, Texture Streaming never streams them, and in DX12, the game ends up loading all of them at startup. After I normalized these textures, the issu…