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I have several laptops (Dell, Lenovo, HP) and want to find if the level of CCX extensions support. I see several references to it on forums but a search on cisco.com finds nothing.
Is this what you are looking for?
The information under the Dell section appears to be 2 years old.
For example we have Dell Latitude Centrino D630 laptops with Dell/Intel 3945BGN Chipset and driver 11.1. However this website only shows information up to Intel driver 9x.
Are you sure it is a 3945BGN not a 3945ABG
Take a look at Intel's website: