I have an HP Pavilion ze5501US notebook, which utilizes a 2.30GHz Mobile Intel Pentium 4. Per CPU-Z it's a Northwood model, socket 478 mPGA, 0.13 um. Sorry I don't have its S-code and manufacturing ...
However, when counting the pins, you will realize that the 2011, 2011-1 and 2011-3 actually have different pin counts. As far as I understand, all these sockets fit physically with the CPUs, i.e. you ...