I think we are going to see a n9 with these specs:

1 ghz Omap3
512mb ram
64gb build in memory
12mp camera with carl zeiss lens, 720p recording, dual led
4-row qwerty
gps with more proper ovi maps and digital compass
thinner than n900 with aluminium body
bluetooth 3.0 and wlan b,g,n
microsd card slot (32gb), micro usb, hdmi tv-out (720p)
1500mAh battery