I think they meant the 5 points as an average but I'm pretty sure it has to be similar on bankcards v generic. They did state that bankcard specific FICO scores correlated at .99 with generic FICOs. So if they differ it cannot be very much.

I have reestablished credit over the last couple years
so my moniker is, well, rather out of date.

WM Discover $800, WF Plat 12k, Chase Freedom Siggy15k, Amex Plat (60k H/B), Citi AA EWMC 25k