Mac Rumors reports that Apple has started accepting orders for the new 12-core Mac Pros
The Mac Pro configurations now come in 3 different base configurations:New 12-Core Mac Pros Now Available for Order
$2499 - (Quad Core) One 2.8GHz Quad-Core Nehalem Processor
$3499 - (8-Core) Two 2.4GHz Quad Core Westmere Processors
$4999 - (12-Core) Two 2.66GHz 6-Core Westmere Processors