In addition to their mobile Extreme CPU, Intel has also announced its 3.0GHz Core 2 Extreme processor, the 65-nm QX6850 with four cores and dual 4MB Level 2 cache. The QX6850, touted as the fastest consumer processor now available, is the flagship of their new 1,333MHz Front Side Bus CPU family, which includes the Core 2 Duo E6850, E6750 and E6550, all of them with cheaper prices than the previous generation.

Intel Core 2 Extreme QX6850
3.00GHz 1333 4MBx2 $999
Intel Core 2 Duo E6850
3.00GHz 1333 4MB $266
Intel Core 2 Duo E6750
2.66GHz 1333 4MB $183
Intel Core 2 Duo E6550
2.33GHz 1333 4MB $163

[Anadtech]