https://cemu.info/changelog/cemu_1_16_0.txt
> Vulkan has an additional vendor-specific cache for Vulkan pipelines. The cache is stored at shaderCache/driver/vk/ Be aware that an incomplete pipeline cache introduces stuttering despite already having a full shader cache
You talking about this?
As I said before. openGL cache is transferable to Vulkan, the issue is that the "pipeline cache" is not.