Quote Originally Posted by Elesirdur
Given that FFXI is so poorly coded and optimized for the PC there's not really anything that modern video cards can offer to boost FFXI's performance. Best way to reduce system lag and allow you to crank up the visuals using registry edits is to get a faster CPU and gobs of RAM.
This statement is somewhat true. If you use reg hacks to make your system less resource dependent it will optimize your system's ability to run the game. However, if you increase the background resolution to make FFXI actually look good; a good video card can make all the difference.