Originally Posted by ASUSEN7900GTX
have you installed the 1.2+1.21?
might fix a few issues
I was running on the 1.21 patch earlier, and now without any patches I have the same problem.
Alt+tab doesn't seem to work at all in crysis :-/. The issue occurs when memory usage exceeds 1300mb. Must be a vista problem - didn't have this problem in xp. Gonna try dx9 next.