Back some time ago someone made a post regarding DXT compression and stated that the wrong DXT had been used and there was better, I do not remember if it was for this game or Fallout NV, does anyone have any information on this?, my vram is hitting nearly 1200MB even with vanilla textures.

Here you go: http://www.gamesas.com/topic/1330609-if-youve-released-a-texture-mod-or-plan-to-please-read/