One minute of DirectX 10 gameplay footage
 

"At the PDC Microsoft Conference, CryTek, developers of Far Cry, released a movie which shows some of the capabilities of the Cry Engine under DirectX 10 API: dynamic day/night cycle, fully interactive enviroments, sunrays and diffuse transmission, real time soft shadows, soft particles, interactive/destructrible enviroments, volumetric clouds, advanced shader technology."

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fn unbelieveable

not bad, even though the video quality is poor