My problem is:
I purchased the crysis 2 game and i have great fps laggs
min fps ~ 5 max = 60 avg ~ 15;
I try in high, very high , extrem details but i become same results ..(in resolution 1600*900 )
(in benchmark in all resolution avg fps ~ 20 )

I user laptop HP envy 17" (i7-720Q @ 1,6GHZ 4GB DDR3 ,ATI mobility 5850 1GB GDDR5 )
Crysis 2 demo in all details(Gamer,Advanced,hardcoe) ran without problem..
(avg ~ fps 40-50)
Auto update installed patch 1.2 havent resolved it..
whit patch 1.4 i become some new problem
fps like same but the screen is black only HUD displed on sceen no other item press ESC the menĂ¼ is fine..
but in game..
Please help me!
(HW: HP envy 17, OS: windows 7 home premium 64 ,lastes catalyst driver)
Best regards
Loree
Ps: sorry for my bad english!