Intel officially launched today its Core 2 Duo desktop lineup (Conroe). The five initial models are: E6300 (1.86 GHz), E6400 (2.13 GHz), E6600 (2.4 GHz), E6700 (2.66 GHz) and the Core 2 Extreme X6800 (2.93 GHz). The first two have 2 MB of shared L2 cache while the others feature 4 MB. All chips use 1,066 frontside bus and consume 65 W, except the X6800, rated at 75 W. The 65-nanometer processors support Virtualization Technology, Enhanced SpeedStep, EM64T and Execute Disable. Prices range from USD 183 (E6300) to USD 999 (X6800) in 1,000-unit quantities. Intel also announced five Core 2 Duo for notebooks (Merom): the dual-core T7200 (2 GHz), T7400 (2.16 GHz) and T7600 (2.33 GHz), with 4 MB of L2, and the single-core T5500 (1.66 GHz) and T5600 (1.83 GHz), with 2 MB of L2. All five sport a 667 MHz FSB.