Generally, machines sporting Core 2 Duo processors have been shipping for a while now with the 802.11n portion of their wireless package intentionally disabled.
Its successors, C200, N200, V200 featured Core 2 Duo processors.
The first release of Intel vPro was built with an Intel Core 2 Duo processor.
Intel Core 2 Duo processor E6300, E6400, E6600, and E6700.
The 15" and 17" models offer the latest Core i5 and i7 processors, though the 13" model still uses a Core 2 Duo processor.
The main exception in this case is the upgrade to an Intel Core 2 Duo processor and other minor adjustments.
The marketing campaign for the Intel Centrino Core 2 Duo processor.
Inside the hard shell is an Intel Core 2 Duo processor, running at up to 2 gigahertz, and up to 4 gigabytes of memory.
The E2 has an Intel Core 2 Duo processor and up to three gigabytes of memory.
Hyper-threading (2x per core, starting from 5518), that was already present in pre-Core Duo processors.