VR-Zone posted a news story on Intel's upcoming Bloomfield architecture

Based on the 45nm Nehalem architecture, Intel aims to bring Bloomfield clock speed above 4GHz in 2008. Bloomfield will contain 8MB of shared L2 cache which is smaller overall in comparison to Yorkfield 2x6MB L2 cache. It is still within the 130W thermal envelope.

Bloomfield To Hit 4GHz & Has 8MB Cache