AMD today announced the immediate availability of the new Six-Core AMD Opteron EE processor at 40W ACP.
BTW note that AMD mystically diverted from TDP (peak wattage) tiwards ACP which is Average CPU power (!).
Delivering up to 31 percent higher performance-per-watt over standard Quad-Core AMD Opteron processors, the Six-Core AMD Opteron EE processor is tailored to meet the demands of customers who need strong performance, but must trim out every watt possible in a server system and reduce the datacenter