iXBT Labs posted a review on the Intel Core i5-660/661 Processors

The new processors have a greal potential for price cuts, especially as their process technology matures. The second important benefit is original architectural features which let dual-core processors feel all right among quad-core ones. The third benefit is that the new processors are actually new. Their rollout will allow the company to introduce proper order in its market share, because three similar chipsets is too much.

Intel Core i5-660/661 Processors Review