Gta Iv Lagging On High End Pc [updated]

Use -availablevidmem with a number equal to your actual VRAM in gigabytes. For a 12GB card, use 12288 . For an 8GB card, use 8192 . Do not go over your physical limit.

The game uses outdated DirectX 9, which runs poorly on modern hardware. translates these calls to the Vulkan API, which modern GPUs handle much more efficiently. Gta Iv Lagging On High End Pc