[c-nsp] ubr npe-g2 vs 7200 npe-g2

[Joe Pruett]

> Cisco "UBR" routers are used as cable CMTS devices...
> http://www.cisco.com/en/US/products/hw/cable/ps2217/index.html

i understand the difference between the ubr and the regular 7200 series. 
i'm wondering about just the npe-g2 card.  is there any difference between 
the npe version for ubr and the version for 7200?  is it just a part 
number difference?  or is there a physical difference of some sort?