Re: Use 3GB or 4GB RAM in 32 bit OS?

Yousuf Khan wrote:

> I doubt the whole 640MB of video memory is fully mapped to the system 
> memory. My guess is that they probably just map perhaps 128M at a time, 
> and slide through the video memory 128MB at a time.

512mb video memory and not 640mb. My Asus P5K mb has some option for 
mapping memory when you have 4GB installed on 32bit OS but not sure what 
it does exactly. I have it enabled though.