Some advice 3x 8800GTX SLI worrth it?

[pcxt21]

Considering 3 way SLI as an upgrade path but will it be worth it? Currently running 2x 8800GTX's *(650Mhz Core Clock) an a 780a chipset (Phenom II 940).

Thank You in advance!

 

[evongugg]

See the requirements here:

http://www.anandtech.com/video/showdoc.aspx?i=3183