Hi ill gi]ve it a go:
1.what do you mean you cant enable 3D you mean 3D FX?? if you mean 3D FX for V2.0 you need a 3D FX vid card. you could also try a 3D FX wrapper for Typhoon: http://www.voodoofiles.com/type.asp?cat_id=14
it will NOT work with EF2000v2.0 you have to use a 3D FX vid CARD!!
2.here is a CPU speed reducer works well: http://www.oldskool.org/pc/throttle
3.do you wanna go up online with Ef2000v2.0??
SEE ya in the NOT so Friendly skies!!