hey guys how do i enable fast writes?

if you are talking about a video card you have to do it in the bios and if is your video card has to support it

hey guys how do i enable fast writes?

It depends on the video card, the BIOS, and the video card driver. There are tweakers for both nVidia and ATI that will do this if it's supported. Guru3D is a good source for these.

What is a fast write? I'm not familiar

What is a fast write? I'm not familiar

It's basically "burst mode" for the AGP bus.