If you want to play Crysis at high settings you need this:
http://www.tomshardware.com/reviews/...thon,1797.html
Or this:
http://www1.ca.dell.com/content/prod...hs1&l=en&s=dhs
Seriously though, I don't know what resolution you want to play at, but I suggest taking a look at these charts.
http://www.tomshardware.com/reviews/...w,1792-10.html
http://www.tomshardware.com/reviews/...ew,1800-7.html
Unless you want a new system, and a very, very high end one at that... I'd say no Crysis for you.