What settings would the "XFX ATI Radeon HD 5770" be able to play Crysis at?

As I have little knowledge of computers.. If I had 2 XFX ATI Radeon HD 5770's would the FPS be doubeled, if not, how would I increase the frame rate? :D

Many thanks,

Tom :DWhat settings would the "XFX ATI Radeon HD 5770" be able to play Crysis at?
high settings for xfx ati radoen hd 5770 is very powerful graphic card

crysis is very low profile game compare to 5770 hd

you try GEAR OF WAR 2,CALL OF DUTY 6,BATELFELD BADCOMPANY 2,

AND YES N NO 2 GRAPHIC INCREASE FRAME RATE 80-80 % COMBANED