Recent released products for both work about the same...regardless of choice pay attention to updates available from either chipset's manufacturer web site since graphics drivers for Vista in an evolution in terms of compatibility.
This link provides additional info or links to WDDM capable graphic chips(GPU) that would support Vista
http://technet.microsoft.com/en-us/w.../aa905088.aspx
Note: functionality in Vista is also proportional to the user's hardware and choice of software none of which is currently known from your post.
...winston
"Brian W" <brian.wescombeSODOFF@ntlSPAMworld.com> wrote in message news:Kqgei.2138$_14.1461@newsfe2-gui.ntli.net...
: Thinking of getting a new graphics card, which is considered best for Vista
: in terms of compatibility, drivers etc?
:
: Thanks in advance!
: