No, its not a mobile, although it would be cool to have one.
*Thinks about modding the L2 cache*
.... .. . Nah, to risky
Edit: The video is overclocked as well, but not that much, the X1950s don't like to clock that well, i have mine @ 600mhz core and 730mhz Mem (1.460)
AND i did come second in the top score list for my type of system, But the other guys system had a 2800+ Mobile and it was overclocked, plus 3 GB of memory in it..