Zalman CNPS 7000 w/Zalman ZM-NB47J on P4C800

Hi, long and confusing title isn't it?

I'm using Zalman CNPS 7000A Cu on my cpu and want to use Zalman ZM-NB47J on NB. But I'm not sure if they will fit on an Asus P4C800 without interfering. Do you have any experiences?

Regards