You can see the full system requirements below. At the bottom of the list for each of the configurations, there’s a note about VRAM capacity. For 1080p and 1440p, the requirements call for a GPU with at least 12GB of video memory when used with a 4K monitor, while at proper 4K, the requirements call for a GPU with 16GB of memory. It’s a bit strange — if you’re running the game at a lower resolution, even on a high resolution display, you shouldn’t need more video...
