A good one is
nvnews.net
The information you can gather in the forums is huge.
"Cuzman" wrote in message
...
"Tod" wrote in message
news:8Iw%c.262125$8_6.78136@attbi_s04...
" What is a good website(s) that explains the details on Nvidia cards ?
"
http://users.erols.com/chare/video.htm