i am not sure since you did forget to mention your CPU,which is by far the most important part but dmc4 is a great game and i already finished it twice(the second using cheats to play it on ultimate) i have x3100 and it run even more smoothly then in that video even when running mid-high,any way any dmc is all about speed accompanied with good special effects,try the benchmark first and then see
-- 9xx SOLDIERS SANS FRONTIERS
