hi i have a new dual xeon , 96 gb ram machine now built for sim work i just need to use it to its maximum and was wondering if this cl would speed it up did anyone have any luck with running cl switch ? I have quadro 4000 would this be ok for cl?they say it has fermi arch. but still when i switch it on i get error what version of drivers are you using for this? i have a new dual xeon , 96 gb ram machine now built for sim work i just need to use it to its maximum and was wondering if this cl would speed it up -- Zoran Arizanovic vfx reel : http://vimeo.com/28605448 http://www.imdb.com/name/nm2902303/