Well, DirectX only managed to mostly catch up with Vulkan with DirectX12, so translating DirectX11 to Vulkan will likely improve the performance because Vulkan is a considerably more optimized API. GTA IV uses DirectX9, so the performance gain with DXVK can be quite big.
Well, DirectX only managed to mostly catch up with Vulkan with DirectX12, so translating DirectX11 to Vulkan will likely improve the performance because Vulkan is a considerably more optimized API. GTA IV uses DirectX9, so the performance gain with DXVK can be quite big.