Hi Res Screenshots in Crysis

In crysis:

Browse console commands, search for "screenshot"

change e_ScreenShotHeight to 1920 or any other size
change e_ScreenShotWidth to 1080 or any other size

Then either whilst in "game mode" or just editor mode, use the console command "e_ScreenShot = 1"
to take a screen shot.

Your files will be saved to:

\Game\ScreenShots\HiRes\

Enjoy


ALSO TRY:
to hide the top-right corner details:
r_infodisplay 0


to hide the hud:
g_showhud 0