What would I need to upgrade to get 30+ fps in MUA with advanced lighting...

[SingleMalt]

here is what I have.
AMD Athlon 3400+
Geforce 7800 GS 256mb
Soundblaster Live
2 Gigs of DDR Ram
Asus A8V Deluxe mobo
Antec 480W psu

I want to get my rig up to Xbox 360 level. What do I need to do to do that?

[tommyboy]

Try turning the shadows down..