nvidia card (9800gtx) should be able to run water=3/4, other than that i think that conf should set everything to max, could follow the guide here -
http://www.mission4today.com/index.p...dge_Base&cat=7 and see if there's anything else that can be nudged up. for antialiasing and anisotrophic settings, you'll need to alter them in the nvidia control panel (x16 for both with that set up i imagine)