apperently there’s some fuzz about a cuda fix and nitrous speeds here : http://area.autodesk.com/forum/autodesk-3ds-max/autodesk-3ds-max\-\-3ds-max-design-2012/finally-no-display-lag-with-nitrous-miracle-/page-last/
seems to be fps related though, i couldn’t care less really, i’ll use boxes and proxies if i have to, as long as the UI is responsive