"Enterprise users may be getting a rush with all of the power
they get as AMD and Intel deliver new server processors in
dual-core and multi-core form, but the software licensing issues
around counting cores may bring some headaches as well.
"Dual-core technology represents a potential doubling of power,
as one processor with two cores can take on the work of two
processors, but there are concerns software licensing fees that are
based on processors may also double..."